Changes in tissue stiffness have long been associated with disease. Systems and methods for determining the stiffness of tissues using ultrasonography may include a device for inducing a propagating shear wave in tissue and tracking the speed of propagation, which is directly related to tissue stiffness and density. The speed of a propagating shear wave may be detected by imaging a tissue at a high frame rate and detecting the propagating wave as a perturbance in successive image frames relative to a baseline image of the tissue in an undisturbed state. In some embodiments, sufficiently high frame rates may be achieved by using a ping-based ultrasound imaging technique in which unfocused omni-directional pings are transmitted (in an imaging plane or in a hemisphere) into a region of interest. Receiving echoes of the omnidirectional pings with multiple receive apertures allows for substantially improved lateral resolution.
A contrast element tracking method comprises obtaining a sequence of frames each comprising ultrasound or other medical imaging data representing an anatomical region of a human or animal subject at a respective different time; for each frame, identifying one or more portions of the ultrasound or other medical imaging data as single or multiple contrast element signal portions representative of a contrast element or plurality of contrast elements; assigning respective position data to each of the single contrast element signal portions and each of the multiple contrast element signal portions; and using a linking model that uses at least said assigned position data to link single or multiple contrast element signal portions represented in at least one of the frames to single or multiple contrast element signal portions represented in at least one other of the frames thereby to track movement of contrast elements through said region of the subject.
An ultrasound endoscope includes: a plurality of piezoelectric elements that are arranged to form a cylinder such that respective longitudinal directions of the piezoelectric elements are aligned, each piezoelectric element being configured to transmit and receive an ultrasound wave; an acoustic lens that is located on outer peripheries of the piezoelectric elements, the acoustic lens being configured to converge ultrasound waves generated by the piezoelectric elements on an outside of the acoustic lens, and transmit ultrasound waves input from the outside of the acoustic lens to the piezoelectric elements; a housing configured to hold distal end sides and proximal end sides of both of the piezoelectric elements and the acoustic lens; and a flexible material that is located between either a distal end or a proximal end of the acoustic lens and the housing, and that has a lower elastic modulus than the acoustic lens.
An implantable ultrasonic vascular sensor for implantation at a fixed location within a vessel, comprising at least one ultrasound transducer, a transducer drive circuit, and means for wirelessly transmitting ultrasound data from the at least one ultrasound transducer.
A medical ultrasonic sensor array includes a plurality of ultrasonic sensors having a plurality of first electrode plates, a plurality of piezoelectric elements, and a second electrode plate. Each of the ultrasonic sensors has a first electrode plate and a piezoelectric element sandwiched between the second electrode plate and the first electrode plate. Each first electrode plate of each ultrasonic sensor is separated from each other first electrode plate of each other ultrasonic sensor. The second electrode plate is a single body electrode plate shared by the plurality of the ultrasonic sensors. The second electrode plate includes a plurality of cavities, each cavity being formed in a surface of the second electrode plate at which the piezoelectric elements connect to the second electrode plate at a position between connection regions connecting a respective pair of the piezoelectric elements to the second electrode plate.
An ultrasound probe comprising a housing, a transducer assembly operable to transmit ultrasonic energy towards a zone of the probe adapted to be acoustically coupled to an object or area of interest, a cooling system comprising a heat transfer device arranged to transfer heat generated by the transducer assembly to one or more regions or areas located outside such transducer assembly. The heat transfer device comprises graphene.
A controller (120) for simultaneously tracking multiple sensors in a medical intervention includes a circuit (121-181) that causes the controller (120) to execute a process. The process executed by the circuit (121-181) includes receiving first and second signals respectively from a first and a second passive ultrasound sensor (S2) used in the medical intervention. The first and second signals respectively include first and second sensor information indicative of respective locations of the first and the second passive ultrasound sensor (S2). The process executed by the circuit (121-181) also includes combining (120) the first signal and the second signal for transmission over only one channel, and providing the first signal and the second signal over the only one channel to a system (190) that determines the location of the first passive ultrasound sensor (S1) and the location of the second passive ultrasound sensor (S2) and that has only the one channel to receive the first signal and the second signal.
In tomosynthesis imaging which uses a radiation source that generates radiation and an Al filter and a Cu filter that change the quality of the radiation, irradiates a breast with the radiation emitted from the radiation source at a plurality of irradiation positions having different irradiation angles, and switches the Al filter and the Cu filter at each of the irradiation positions such that the radiation having different qualities is emitted to capture a plurality of radiographic images of the breast at each of the irradiation positions, a CPU performs control to set a last filter used at an n-th irradiation position as an initial filter used at an (n+1)-th irradiation position.
A fixture for fabricating a detector mini-module includes a lower block having a Y-datum lower block upper surface, an X-datum lower block surface, and a Z-datum lower block surface orthogonal to both the Y-datum lower and X-datum block surface surfaces. A mount block for a detector is positionable and in contact with the X-datum lower block surface, the Y-datum lower block upper surface, and the Z-datum lower block surface. An intermediate block is positionable on the lower block having an aperture passing through an upper surface and having an X-datum intermediate block surface and a Z-datum intermediate block surface. When a mount block for the detector mini-module is positioned on the lower block, the mount block is biased having an X-axis mount block planar surface aligned with the X-datum lower block surface, and biased having a Z-axis mount block planar surface aligned with the Z-datum lower block surface.
A mobile radiography system includes sensors to detect a tilt angle and or pitch angle of the system to prevent deployment of the extendable boom and/or column and/or prevent activation of a motor drive if the tilt angle or pitch angle exceeds a pre-set boundary.
A system including a means for estimating the residual noise level in electrocardiogram (ECG) signals is disclosed. The disclosed system and methods may be used in an electrocardiograph devices. According to an exemplary embodiment of the present invention, a plurality of electrodes positioned in proximity to a cardiac structure may measure an electrical signal of the cardiac structure to produce the ECG signal. The system may segment the ECG signal into a plurality of segments. For each of the plurality of segments, the linear trend energy and/or direct current (DC) energy may be removed from the segment, and the estimated noise energy of the segment may be calculated. A subset of the plurality of segments with a minimum estimated noise energy may be selected. The residual noise energy of the ECG signal may be estimated by calculating an average of the estimated noise energy over the subset of segments.
A ceramic guide device includes a columnar ceramic guide including a first portion including a first end, a second portion including a second end and having a smaller diameter than a diameter of the first portion, and a third portion disposed between the first portion and the second portion, the columnar ceramic guide provided with an insertion hole through which a long wire electrode can be inserted from the first end to the second end; and the long wire electrode that penetrates through the insertion hole, the long wire electrode including a first protruding portion projecting from the first end, and a second protruding portion projecting from the second end.
A method for automatically detecting elements of interest in electrophysiological signals includes: delivering electrophysiological signals; producing a whitened time-frequency representation of the electrophysiological signals; setting a threshold; applying this threshold to the whitened time-frequency representation; and, in the whitened time-frequency representation, detecting local maxima that are higher than or equal to the applied threshold.
An implantable device for estimating neural recruitment arising from a stimulus, has a plurality of electrodes. A stimulus source provides stimuli to be delivered from the electrodes to neural tissue. Measurement circuitry obtains a measurement of a neural signal sensed at the electrodes. A control unit is configured to control application of a selected stimulus to neural tissue using the stimulus electrodes; and after the selected neural stimulus, apply a probe stimulus having a short pulse width. A remnant neural response evoked by the probe stimulus is measured; and the control unit estimates from the remnant neural response a neural recruitment caused by the selected neural stimulus.
The present disclosure provides a method for detecting female urination by using a wearable device. A female urination detection method according to an embodiment of the present disclosure is a method for detecting urination of a subject to be measured, who is a female, by using a measurement device mounted on the subject to be measured, the method comprising: (a) acquiring sensor data (S) generated according to movement of a sensor of the measurement device; and (b) extracting effective data (SEff) related to urination by filtering the sensor data (S) acquired in (a) by an effective data extracting module of an analysis device through a preset method.
Blood samples are maintained in a modified atmosphere sealed environment, where moisture is reduced using a desiccant and oxygen is removed using a deoxygenation compound, thus resulting in the preservation of numerous blood analytes, for delayed (e.g., 14 days from collection) blood testing, such as for enzymatic activity, concentration of protein and measurement of other blood components in human and veterinary blood test applications.
Systems, devices, and methods for monitoring and assessing blood glucose level in a patient are discussed. An exemplary system receives physiologic information from a patient using an ambulatory medical device. The physiologic information is correlated to, and different from, a direct glucose level measurement. The system determines a glucose index indicative of an abnormal blood glucose level using the received physiologic information by the two or more physiologic sensors. The system may use the glucose index to initiate or adjust a therapy, or to trigger a glucose sensor, separate from the two or more physiologic sensors, to directly measure blood glucose concentration.
An article of apparel, a system, and methods include a fabric configured to conform to a body of a wearer. A plurality of ultrasonic positioning sensors are secured with respect to the fabric at a first set of predetermined locations, each of the ultrasonic positioning sensors configured to emit a sound wave configured to be detected by other ones of the plurality of ultrasonic positioning sensors and output an electronic signal indicative of having emitted or detected a sound wave. A plurality of feedback devices secured with respect to the fabric at a second set of predetermined locations, each of the feedback devices configured to output a feedback signal configured to be detectable by the wearer of the article of apparel.
The learning system includes a data generation unit configured to generate learning data based on rehabilitation data and a learning unit configured to perform machine learning using the learning data. A sensor is provided to detect a plurality of motion amounts in a walking motion of a trainee, and it is evaluated that, when one of the motion amounts matches one of abnormal walking criteria, that the walking motion is an abnormal walking pattern that meets the matched abnormal walking criterion. The data generation unit generates each of the pieces of rehabilitation data before and after a change in the results of evaluation of the abnormal walking pattern as learning data. The learning unit sequentially inputs each of the pieces of rehabilitation data as one data set, thereby performing machine learning.
The measurement of electrodermal activity (EDA) can be facilitated by a sensing surface. The sensing surface can have a plurality of electrode pairs. An electrode pair can include a first electrode and a second electrode that are electrically isolated from each other. The plurality of electrode pairs can be electrically isolated from each other. A distance between neighboring electrode pairs can be larger than a distance between the first electrode and a second electrode of each electrode pair. One or more sensors can be configured to detect contact with the sensing surface. In response to the one or more sensors detecting contact with the sensing surface, one or more electrode pairs can be selected to be activated. In response to the one or more electrode pairs being selected to be activated, the selected one or more electrode pairs can be activated.
Disclosed embodiments relate to apparatuses and methods for a skin perfusion pressure determination device. In some embodiments, a skin perfusion pressure determination device can include a sensor module including a first sensor for sensing a first parameter associated with a pressure exerted on a target area by the sensor module and a second sensor for sensing a second parameter associated with an amount of blood perfusion at the target area, wherein the first sensor and the second sensor are arranged such that, when the sensor module is pressed against the target area the first sensor produces an output corresponding to the sensed first parameter and the second sensor produces an output corresponding to the sensed second parameter, a proximal end assembly configured to contact the target area, a display to provide feedback of the pressure exerted on a target area and/or the amount of blood perfusion at the target area, and a communication device for providing data transfer from the skin perfusion pressure determination device to a control unit.
Methods and systems estimate cardio-respiratory parameter(s), such as from in-phase and quadrature channels. The channels may represent patient chest movement and may be generated with a sensor, such as a contactless sensor that may sense movement with radio-frequency signals. In the methods/systems, the in-phase and quadrature channels may be processed, such as in a processor(s), using relative demodulation to generate cardio-respiratory parameter estimate(s). Optionally, the processing produces a jerk signal that may be filtered for producing a heart rate estimate, such as from zero-crossings of the filtered signal. Optionally, the processing produces a chest velocity signal that may be filtered for producing a respiratory rate estimate, such as from zero-crossings of the filtered signal. Optionally, a respiratory volume, such as tidal volume, may be estimated from an intrapulmonary pressure signal generated by applying a function to a chest displacement signal where the function relates intrapulmonary pressure and chest displacement.
Surgical robotic systems, and methods of verifying functionality of a user interface device of such systems, are described. During a surgical procedure, the user interface device controls motion of a surgical tool. Proximity sensors of the user interface device generate proximity measures throughout the surgical procedure. The proximity measures are used to detect whether the user interface device is dropped and to responsively halt motion of the surgical tool. To verify an accuracy of the proximity sensors that provide the drop detection, a test is performed when the user interface device is placed in a dock. The test compares the generated proximity measures to expected proximity data. When the proximity measures match the expected proximity data, the system determines that the proximity sensors are functioning accurately and verifies that the user interface device is functioning safely. Other embodiments are described and claimed.
Embodiments of an actuated cannula seal are disclosed In some embodiments, a cannula seal includes a base portion that engages with a cannula; and a seal portion integrally formed with the base portion, the sealing portion capable of engaging with an instrument shaft, the sealing portion capable of being actuated by an actuator so that the sealing portion is continually in motion relative to the instrument shaft. The actuation of the sealing portion can be accomplished by rotation or vibration of the sealing portion relative to the instrument shaft.
Apparatuses and methods for determining a refractive error of an eye are disclosed. A series of images of light coming from an eye are captured with varying optical powers, and the refractive error is then calculated based directly on the series of images used as approximate point spread functions. The calculation includes determining a modulation transfer area as a function of meridian angle and optical power in an angle range from 0° to 180° based on the series of images, and to calculate the refractive error based on the modulation transfer area as a function of angle and optical power.
Disclosed are methods and systems correcting bulk-motion artifacts in phase-based functional OCT images. The disclosed methods and systems are based on the use of the standard deviation of the phase shift signal present in phase-based OCT imaging. When applied with functional OCT techniques such as OCT angiography, Doppler OCT, and OCT elastography, the disclosed methods provide improved image quality and decreased computational cost compared to other methods of bulk motion compensation.
A process, phoropter, and an optometry system, the process being for correction of the shift of the optical power of an active lens in a phoropter due to a temperature change over time, the active lens including a container filled with a liquid and having a deformable curvature membrane under the action of an actuator controlled by an optical power control command, the shift being that the active lens provides an actual optical power that is different from the expected optical power corresponding to the optical power control command. A temperature sensor is arranged in and/or on the phoropter to measure the temperature in the phoropter.
Systems and methods for determining a compatibility between a multi-focal contact lens and a patient seeking presbyopia vision correction include receiving, from a first device associated with a first eye-care professional (ECP), a request for selecting a contact lens for a consumer, wherein the request comprises biometric information associated with the consumer; obtaining a performance metric associated with the first ECP; determining, using the machine learning model and based on the performance metric, a customized compatibility index indicating a compatibility between a particular contact lens and the consumer for the first ECP; and presenting a report indicating the compatibility index on the first device. Additional systems, methods, and non-transitory machine-readable mediums are also provided.
An electrosurgical system comprises a return electrode that includes a conductive element disposed between two pads. The conductive element comprises a flexible, conductive fabric material and an electrical bus bar disposed along an edge of the fabric. The return electrode, including the conductive element, is transparent to RF waves and other wavelengths used in medical imaging systems.
A radially expanding trocar for laparascopic cholecystectomy includes an awl, a cannula, a seal, and a valve connected to the seal. A balloon extends within the cannula. A lower portion of the cannula can be made from any suitable, expandible material. An inflation tube can be in fluid communication with the interior of balloon and the valve to allow air or water into the balloon. Inflating the balloon can cause the balloon to press against an inner surface of the peripheral wall of the cannula, expanding the peripheral wall and increasing a diameter of the cannula. The balloon can be deflated to release the pressure on the peripheral wall and decrease the diameter of the cannula to its original size, e.g., 12 mm.
A medical device includes opposing first and second end effectors coupled together to move from an open configuration to a closed configuration, a first link with a distal end pivotally connected to a proximal end of the first end effector, the first link including a first slot at a proximal end of the first link, a second link with a distal end pivotally connected to a proximal end of the second end effector, and a first actuator pin slidable within the first slot.
Retrieval of material from vessel lumens can be improved by electrically enhancing attachment of the material to the thrombectomy system. The system can include a catheter having a distal portion configured to be positioned adjacent to a thrombus in a blood vessel, an electrode disposed at the distal portion of the catheter, and an interventional element configured to be delivered through a lumen of the catheter. The electrode and the interventional element are each configured to be electrically coupled to an extracorporeal power supply.
A medical device may include an elongated body, a balloon positioned at a distal portion of the elongated body, and one or more pressure-wave emitters positioned along a central longitudinal axis of the elongated body within the balloon. The one or more pressure-wave emitters may be configured to propagate pressure waves radially outward through the fluid to fragment a calcified lesion at the target treatment site. The at least one of the one or more pressure-wave emitters may comprise an electronic emitter including a first electrode and a second electrode. The first electrode and the second electrode may be arranged to define a spark gap between the first electrode and the second electrode, and the second electrode may comprise a portion of a hypotube.
A vacuum aspiration control system for use with a vacuum source and an aspiration catheter includes a connecting tube configured to connect the vacuum source with a lumen of an aspiration catheter. An on-off valve is operatively coupled to the connecting tube, and a sensing unit is configured to detect flow within the connecting tube and provide a signal representative of flow. A controller receives the signal to decide whether to open or close the valve. The controller may automatically close the valve to stop flow when flow through the connecting tube is unrestricted, or according to a predetermined timing sequence. The controller can further periodically open a closed valve to determine whether flow has entered an acceptable range. The controller can still further engage pulsed aspiration with a pressure manipulation assembly when flow is restricted or occluded.
A system has an outer catheter and an inner aspirating clot retrieval catheter having an expansile distal tip for flow restriction, improved aspiration efficiency, and a large mouth into which a clot or other obstructions can be retrieved. The clot retrieval catheter can have a support tube proximal of the tip. The expansile tip can be a strut framework, and a flexible, low-modulus cover is disposed around at least a portion of the tip strut framework and the proximal support tube. The distal end of the tip can be encapsulated by a low-friction elastomeric lip for atraumatic contact with the walls of a blood vessel. The tip has a collapsed delivery configuration and expands radially into a deployed configuration. The tip strut framework, support tube, and cover can all have characteristics which enhance the deliverability of the clot retrieval catheter to the target.
Surgical instruments for performing wedge-shaped osteotomies are disclosed herein. One surgical instrument includes a body with a distal end, a proximal end, a bottom surface, and a top surface including a slope extending upward and along a single plane from the distal end to the proximal end. The surgical instrument further includes multiple columns of cutting blades positioned on the top surface in which each of the cutting blades are spaced apart and extend vertically along at least a portion of the slope from the distal end to the proximal end. Another surgical instrument includes the cutting blades positioned in multiple rows of cutting blades on the top surface such that the multiple rows of cutting blades extend along the slope from the distal end to the proximal end and each cutting blade in the plurality of cutting blades extends horizontally across the top surface.
A surgical tool for use in gaining access to the spine and including a part which is arranged to avoid other anatomical structures when the tool is in use; the tool comprising: a distal working end formation, a proximal end and intermediate said ends a formation displaced from a longitudinal axis and extending between said distal and proximal ends wherein the displaced formation is arranged to avoid said other anatomical structures anatomy during use of the working end of the tool.
A tourniquet apparatus comprises a cuff, a user interface, a controller, a protocol hazard key and a protocol safety interlock. The cuff encircles the patient's limb and applies a level of pressure. The UI presents a protocol symbol from a plurality of protocol symbols wherein each protocol symbol is indicative of a corresponding safety protocol. The controller is responsive to stored pressure levels and stored times specified by the safety protocol, after any adjustments by the user, and operable during the stored protocol time period for maintaining the level of pressure applied by the cuff to the individual patient near the plurality of stored pressure levels at the plurality of stored times. The protocol hazard key is actuatable to end the stored protocol time period while the controller is operable. The protocol safety interlock prevents selection of a second protocol symbol while the controller is operable.
In some examples, an embolization device includes multiple sections with three-dimensional non-helical structures when deployed at a vascular site. The multiple sections include a first section and one or more second sections that are smaller than the first section. The first section may have a deployed structure configured to anchor the device at a vascular site (e.g., a blood vessel) of a patient while each of the one or more second sections may be formed from loops that configured to pack and obstruct the vascular site. In some cases, the embolization device also includes a third section having a deployed configuration with multiple helical windings or loops is configured to anchor the embolization device at the vascular site.
A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities.
The present disclosure provides a surgical instrument, such as a tissue sealing instrument, with an elongate shaft and first and second jaws movably coupled to the shaft. The second jaw comprises a cavity for receiving a staple cartridge and a substantially longitudinal reinforcing wall extending through the cavity. The instrument further includes a drive member configured to translate through the end effector to close the jaws and to engage a plurality of staples within the staple cartridge to drive the staples into tissue. The reinforcing wall provides additional support for the staple cartridge to inhibit deformation of the staple cartridge during actuation, thereby improving the staple formation in the tissue. This improves the tissue seal provided by the staples without increasing the overall size of the end effector.
A surgical stapling device includes an adapter assembly and a reload assembly. The adapter assembly includes an elongate body and a channel member coupled to the elongate body. The reload assembly includes an anvil and a cartridge assembly that includes a cartridge body and a channel extension. A proximal portion of the cartridge body is received within the channel member to secure the reload assembly to the adapter assembly. The channel extension is received about a distal portion of the cartridge body and is engaged with the channel member to support the cartridge body.
A wound closure system and a method of reducing the size of an open wound are disclosed. A suture line is sutured through body tissue adjacent an open wound, the suture line sutured so as to pass into the body tissue at an entry point and exit at an exit point, the suture line including a plurality of barbs extending outwardly at an acute angle with respect to a surface of the suture line. A biasing member applies a continuous pulling force on the suture line for stretching the body tissue toward the open wound, wherein the biasing member is configured to take up any slack of the suture line during stretching of the body tissue and keep the suture line taut.
A surgical rib retractor has a housing and a body pivotably coupled to the housing and moveable between a closed position and an open position. The retractor also has a first arm unit coupled to the housing and configured to atraumatically receive tissue. The first arm unit has a first arm, a first strut movable relative to the first arm in a first plane defined by the first arm, and a first frame attached to the first strut. The retractor also has a second arm unit coupled to the body and configured to atraumatically receive tissue. The second arm unit has a second arm, a second strut movable relative to the second arm in a second plane defined by the second arm, wherein the second plane is not parallel to the first plane when the body is in the closed position, and a second frame attached to the second strut.
Embodiments of the present disclosure are directed to microendoscope instruments and methods that allows the imaging fiber to freely rotate with the animal while capturing images and projecting stimulation patterns with correct orientations. The microendoscope includes a first spatial light modulator for sourcing a first light source and generating a stimulated pattern to a fiber coupled to an imaging implant for attaching to the brain of the subject. A rotary joint is disposed between the microendoscope and the imaging implant to facilitate the movements and rotations of the imaging implant that is attached to the subject, thereby provides an essentially frictionless contact to brain of the subject so that the subject can freely moves and rotates without feeling the cumbersome imaging implant and fiber that are attached to the subject. A camera captures images obtained from the imaging implant with the specimen taken from the subject.
An endoscope adaptor according to an embodiment may include a base portion including a transmission mechanism configured to decelerate and transmit rotation of a driven member configured to be driven to rotate by a drive part of a robot arm to an endoscope holder. The transmission mechanism includes a drive transmission shaft that is configured to be rotated by the rotation of the driven member, a first linkage member that is configured to rotate integrally with the drive transmission shaft, and a second linkage member being rotatable with respect to the drive transmission shaft and configured to rotate with first linkage member in a linked manner. The base portion includes a stopper configured to come in contact with the second linkage member to stop rotation of the drive transmission shaft.
Embodiments of the disclosure include methods and systems for attaching an articulation section. In an embodiment, a medical instrument includes a first tubular member including a first end. The medical instrument also includes a second tubular member including a first end. The second tubular member includes a plurality of layers including an inner layer and a first layer including a fluorinated material. The inner layer includes a first section disposed under the first layer and a second section extending out from under the first layer. A portion of the first tubular member overlaps and is bonded to at least a portion of the second section of the inner layer of the second tubular member.
A vacuum cleaner including a vacuum motor configured to draw an air flow through an air flow path of the vacuum cleaner; a dirt separator having dirt, receptacle; a display screen; and a controller configured to control images displayed on the screen. The dirt receptacle has a closed configuration in which it can receive dirt separated from the air flow, and an open configuration in which dirt contained in the dirt receptacle can be emptied therefrom. The controller is configured to display video instructions on the screen.
A surface cleaner is provided. The surface cleaner comprises: an operating component configured to perform a function of the surface cleaner; a base moveable along a surface; an accelerometer configured to generate a signal; and a controller in communication with the accelerometer and the operating component, wherein the controller is operable to control the operating component based on the signal, and wherein the operating component is selected from a group consisting of a suction motor operable to generate an airflow, a brushroll motor operable to drive a brushroll, an actuator operable to adjust a height of a brushroll from the surface, a pump operable to deliver a cleaning fluid, an actuator operable to control an airflow or fluid valve, and an indicator operable to indicate a parameter of the surface cleaner.
An unenclosed fabric warming rack includes at least one rod extending along a horizontal plane, a first light source positioned on a first end of the at least one rod, and a second light source positioned on a second end of the at least one rod.
A solid fuel cooking range is described herein. Embodiments enable the user to cook food on an upper grill while simultaneously heating a separate dish in a lower oven. In certain embodiments, heat may be applied to the oven from both the top and bottom. Heat and airflow may be controlled using a shroud which does not enclose the sides of the upper cooking area and separate end plates. Embodiments may be portable and lightweight which enables the solid fuel cooking range to be used while traveling and in emergency situations.
The invention concerns a beverage preparation machine (1) comprising a fluid system comprising a fluid source (2), a pump (3), a heating element (4), at least two container holders (7a, 7b) adapted for receiving ingredient containers (11, 17), a control unit (8) for controlling the fluid system to prepare a beverage by mixing fluid with the beverage ingredient contained in the containers to produce a mixed beverage component in each of the containers, wherein the control unit is further arranged to dispense part or whole of the mixed components sequentially or simultaneously to produce the beverage, wherein the container holders (7a, 7b) differ from one another for holding containers of different sizes and/or types and, and wherein it further comprises separate fluid injection interfaces (9a, 9b) having different structural and kinematic configurations, and arranged for independently delivering fluid in one of the corresponding ingredient containers; each interface being connected to the fluid system and being adapted to a different container.
System for preparing a quantity of beverage suitable for consumption, the system comprising an exchangeable capsule (4A, 4B) having a cup-shaped body (6A, 6B) and a lid (12A, 12B) and comprising an apparatus. The apparatus comprises a first brew chamber part (18) having a cavity for holding the exchangeable capsule (4A, 4B) and a second brew chamber part (20) for closing the first brew chamber part (18) to form a brew chamber (16). The second brew chamber part (20) has a sealing member (36, 37) for providing a liquid sealing engagement between the second brew chamber part (20) and the lid (12A, 12B) of the exchangeable capsule (4A, 4B). The sealing member (36, 37) comprises an air purge groove (40) forming an air purge opening between the sealing member (36, 37) and the lid (12A, 12B) of the capsule for allowing air in the brew chamber (16) to escape to an exterior of the apparatus while pressurised liquid is supplied into the brewing chamber (16) for preparing the beverage.
An electric kettle may include a body made of a metal material and configured to form a space in which fluid, such as water is contained, a heating module provided in the body to heat the space, a handle mounted to protrude from an outer surface of the body, a handle cover made of a metal material and configured to form a protruding upper surface of the handle, and a handle printed circuit board (PCB) provided inside of the handle and including a touch sensor in close contact with a rear surface of the handle cover to sense a touch operation of the handle cover. An operation of the heating module may be controlled by the handle PCB.
There is provided a lock mechanism for an adjustable rod. The lock mechanism provides a manually locking state and an automatic locking state. The automatic locking state provides a more secure locking engagement than the manual locking state. There is also provided improved end cap systems that minimize the number of components.
A package delivery apparatus for securing delivered packages includes a flexible bag, a security strap, and a locking mechanism. The flexible bag is configured to accommodate one or more packages and includes an opening adjustable between an open position and a closed position. The security strap is integrated with the bag and cinches around the opening. The locking mechanism selectively allows the security strap to move in one direction to secure the closed position. The locking mechanism includes a housing, a lock element, a ratcheting mechanism, and a handle mechanism. The security strap extends through the housing and the ratcheting mechanism and is coupled to the handle mechanism. Moving the handle mechanism to an extended position cinches and locks the bag closed. The lock element is selectively actuated to disengage the security strap from the ratcheting mechanism and allow the bag to be re-opened.
A vison-based self-checkout terminal is provided. Purchased items are placed on a base and multiple cameras take multiple images of each item placed on the base. A location for each item placed on the base is determined along with a depth and the dimensions of each item at its given location on the base. Each item's images are then cropped, and item recognition is performed for each item on that item's cropped images with that item's corresponding depth and dimension attributes. An item identifier for each item is obtained along with a corresponding price and a transaction associated with items are completed.
A shelving rack system with a wireframe base and at least one wireframe divider having a rear hook that is received into an aperture on a rear support and a front leg that is received down into an aperture on a front support. The divider is locked into position by first pulling the divider forwards such that the rear hook locks in position and then rotating the divider downwards such that front leg locks into position. Next, a front stop bar is inserted through aligned apertures on a front bracket on the divider, a locking column on one side of the wireframe base and a side support column on an opposite side of the wireframe base. Finally, a fastening pin is inserted down into the locking column to secure the front stop bar into a locked position.
A table assembly includes a tabletop member having a tabletop worksurface and a downwardly directed lower surface. A leg structure including first and second substantially vertical and spaced apart leg members is coupled to the lower surface for supporting the tabletop member. An elongated horizontal upper member extends between upper ends of the leg members. An elongated horizontal lower member below the tabletop member lower surface extends between and is joined to the leg members intermediate their upper and lower ends to form a gap with the upper member. A removable accessory bracket includes a substantially flat vertical member extending along a first plane and a lip member coupled to an upper end of the vertical member, the lip member extending along a second, substantially parallel plane spaced from the first plane and engaging the lower member to support the accessory bracket adjacent the outer surface of the lower member.
A post engageable table system is provided where one or two half sections of a table are removably engageable to one or both sides of an upright support post. Compressive fasteners adjacent recesses on a contact edge of each table half section are positionable to a compressive engagement with a second side of the post wherein they can be engaged, removed, or adjusted for height in such an engagement.
A method for producing a toothbrush head comprises providing at least two bristle tufts that differ in at least one property; arranging the tufts in a hole-perforation plate comprising holes shaped and distributed according to the desired bristle field; arranging an energy source so that the ends of the bristle tufts and the energy source are arranged contactless, wherein the ends of the bristle tufts to be fused are arranged at different distances to the energy source and are adjusted according to the different property; applying energy to the ends of the bristle tufts until fuse balls are formed; transferring the bristle tufts to a subsequent process position, wherein the distance of the fuse ball of at least one bristle tuft to the hole-perforation plate is different from the distance of said fuse ball to the hole-perforation plate in the fusing position before; over-molding of the fuse balls of the bristle tufts with plastic material thereby forming the brush head or the part (10) thereof.
A luggage article may include a plurality of walls together defining an outer structure of the luggage article, a wheel bracket attached to and extending from one of the walls, and one or more wheels attached to the wheel bracket. The wheel bracket may comprise a leaf spring having a loop-shaped profile and the one or more wheels may be rotationally attached to a lower end of the loop-shaped leaf spring. The configuration of the wheel bracket may result in higher shock absorption and reduced wheel noise comparative to conventional wheel brackets, and offer an improvement and alternative to conventional luggage wheel brackets.
A unit of luggage configured to ascertain its own weight. The unit of luggage comprises a detection assembly with one sensor assembly disposed around each wheel. Each sensor assembly comprises a housing assembly and a shaft disposed therein. The sensor assembly comprises a sensor housing, a cylinder housing and a cylinder. A load cell sensor is generally disposed within the sensor housing and is operatively disposed adjacent to the shaft such that it may engage the sensor and cause an upward deflection that generates a stress indicative of the weight of the unit of luggage being transferred to the particular, corresponding wheel. The cylinder housing is disposed below the sensor housing and encloses the cylinder, which itself encloses the shaft. A frictional resistance between the shaft and the cylinder permits a controlled movement of the shaft therein and permits a processing unit to ascertain a corresponding weight reading.
An earbud includes a housing that includes a driver assembly positioned within the housing forming a front volume in front of the driver and a back volume behind the driver. An acoustic insert is positioned behind the driver assembly and attached to an interior surface of the housing such that it forms a bass channel that is routed from the back volume to a vent in the housing.
An earring having an earring back to securely attach an accessory. The earring back is designed to securely retain the accessory within an enclosure by means of a shaft of a stud earring. The accessory may be a hooped accessory.
A wearable device and a wearable magnetic strap are disclosed. The wearable device includes a first magnetic strap, a second magnetic strap, and a wearable component. One end of the first magnetic strap is fixed on the wearable component, and one end of the second magnetic strap is fixed on the wearable component. The first magnetic strap and the second magnetic strap are molded from a mixture of plastic and magnetic powder, and the first magnetic strap and the second magnetic strap are gaplessly attached to each other and attracted to each other.
An article and method includes a nonwoven textile forming at least part of an upper of an article of footwear and binding fibers entangled with fibers of the folded portion and the major portion, the edge being secured, at least in part, to the major surface. The nonwoven textile is comprised of fibers and has a major portion and a folded portion, the folded portion including an edge of the nonwoven textile folded over to bring the edge in contact, at least in part, with a major surface of the major portion to form a folded edge.
An article of footwear includes an upper, a first sole member, and a second sole member. The first sole member is connected to the upper. Together, the first sole member and the upper define a cavity. The first sole member includes an outer surface and a textured inner surface, the textured inner surface defining a pattern of shapes. The second sole member is positioned in the cavity. The second sole member includes a textured lower surface directly engaging the textured inner surface of the first sole member. The textured lower surface of the second sole member is complementary to the textured inner surface of the first sole member.
A system comprising a machine-readable storage medium storing at least one program and a computer-implemented method for collecting body measurements of a human user using a body measurement garment is provided. The body measurement garment comprises a plurality of sensors configured to produce a set of output data. The method may include receiving the set of output data from the body measurement garment and determining a plurality of body measurements from the output data. The method may further include generating a body shape model representing the shape of the body of the user. The method may also include generating a garment fit model representing the fit of a garment on the human user.
A glove having a dorsal portion, the dorsal portion including a first material divided into first and second sections, a fastening device for selectively attaching and detaching the first and second sections of the dorsal portion, and a fastening device gripping feature attached to the fastening device, the glove also having a palmar portion, the palmar portion including at least a section comprising a second material, and a wrist portion attached to the dorsal portion and the palmar portion, wherein the wrist portion is selectively movable between an open and a closed position about a wearer's wrist and includes a wrist opening gripping feature.
An adjustable orthostatic intolerance garment formed of a knitted spandex powernet construction in order to provide compression when on the leg, and including legs and a torso portion that extends upwardly into the abdominal area below the pectoral muscles; and a respective pair of elongate panels that are retained in place by attaching elements, and that are introduced into or removed from the garment to increase or reduce compression on the wearer's body as desired.
Provided is a heat generating heater for a cigarette-type electronic cigarette device. A heat generating heater for a cigarette-type electronic cigarette device is configured by at least a portion of the length being inserted into a cigarette and comprises: a main body which is made of a ceramic material and has an end portion pointed for penetration into the cigarette; a heat generating unit which is disposed to surround the circumferential surface of the main body to generate heat for heating the inside of the cigarette; an arrangement hole which is formed in the main body along the longitudinal direction thereof; and a temperature sensing unit which is disposed in the arrangement hole for measuring a heating temperature of the heat generating unit.
The invention relates to an ultrasonic mist inhaler, comprising:
a liquid reservoir structure comprising a liquid chamber adapted to receive liquid to be atomized,
a sonication chamber in fluid communication with the liquid chamber,
a capillary element arranged between the liquid chamber and the sonication chamber
wherein the capillary element is a material at least partly in bamboo fibers as depicted in FIG. 3.
A method of manufacturing a smoking article that contains, as members, at least a tobacco rod, a cooling segment, and a filter segment and in which a low-stiffness member L and a high-stiffness member H are adjacent to each other, the method includes (A) placing an adhesive on either surface of a tipping paper to form each portion of a high adhesive weight and a low adhesive weight per unit area after solidification, where the portion of a high adhesive weight is provided in a region for wrapping the member L; and (B) preparing a composite segment that contains at least the tobacco rod, the cooling segment, and the filter segment and wrapping the composite segment in the tipping paper.
A household appliance includes a food ingredients container and a tool. The food ingredients container is configured to receive one or more food ingredients. The tool is configured to blend and/or chop the one or more food ingredients.
A method for determining a characteristic of a mass of particulate plant material having the step of determining the density of a mass of particulate plant material, wherein the mass of particulate plant material is prepared from a plant seed, from a coffee bean and/or by grinding a plant material. The invention also relates a system or apparatus for measuring the density of a mass of particulate plant material, wherein the system or apparatus has an experimental vessel having a void configured to retain a mass of particulate plant material therein, volume determination is configured to determine the volume occupied by a mass of particulate plant material that has been disposed within the void of the experimental vessel.
The present invention provides a spreading agent for agrochemicals having superior adhesion particularly for plant surface. The present invention also provides an agrochemical spray solution having a reduced risk of leaving the spreading agent for agrochemicals on a plant surface. The present invention relates to a spreading agent for agrochemicals comprising a carboxy-modified vinyl alcohol polymer (A) having a carboxy-containing monomer unit content of 0.1 mol % to 10 mol %, a viscosity-average degree of polymerization of 200 to 5,000, and a degree of saponification of 65 mol % to 99.9 mol %.
A composition for mitigating, inhibiting, ameliorating and/or eliminating phytoplankton growth in a waterbody, the composition comprising an active ingredient at concentration of 80.0-99.5% (w/w) of the composition and a coating material at concentration of 0.5-20% (w/w) of the composition; wherein the critical surface tension of the composition is between 15-60 dyn/cm and wherein the relative density of the composition, prior to being submerged in water, is above 1 g/cm3.
An item holder is adapted for mounting onto a post. The item holder has a hemicylindrical body that conforms to the shape of a post. An assembly of two cylinders and one elastic cord secures the body to the post.
Embodiments described herein provide systems and methods for stimulating a desired response, such as ovulation and egg laying, fertility, hunger, growth, mood and sexual maturity in birds or ayes, by controlling the pulsing of two or more different wavelength bands, duty cycle, and frequency of photon bursts within a photon signal to a bird, where the photon modulation and duty cycle is based upon the specific needs of the bird.
An apparatus (200) for controlling an animal or animal positions by applying one or more form of stimulus is disclosed. The apparatus (200) comprises at least one position sensing device (240) that is configured to detect at least one position of at least part of the animal as at least one position value. At least one controller (210) is operatively connected to at least one position sensing device (140). The controller (210) is programmed to read and compare the at least one position value with at least one predetermined value relating to the at least one position for determining if at least one control action is required. The control action relates to transmitting of at least one control signal to the stimulus device (250) to administer at least one form of stimulus to the animal that is able to be sensed by the animal.
A hydrangea ‘SMNHPH’ having one or more of the following traits: 1) a compact habit, 2) panicle flowers that, when they age, transition from lime green to white to bright red pink, 3) exhibiting flowers at different age stages, such that an array of colors on the plant are exhibited at the same time 4) dense flower panicle, 5) thick, durable foliage, 6) strong stems, and 7) orange fall color.
A novel maize variety designated X13R182 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X13R182 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X13R182 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X13R182, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X13R182 are provided. Methods for producing maize varieties derived from maize variety X13R182 and methods of using maize variety X13R182 are disclosed.
A vertical farming structure having vertical grow towers and associated conveyance mechanisms for moving the vertical grow towers through a controlled environment, while being exposed to controlled conditions, such as lighting, airflow, humidity and nutritional support. The present disclosure describes a reciprocating cam mechanism that provides a cost-efficient mechanism for conveying vertical grow towers in the controlled environment. The reciprocating cam mechanism can be arranged to increase the spacing of the grow towers as they are conveyed through the controlled environment to index the crops growing on the towers. The present disclosure also describes a tower shuttle mechanism that provides operational flexibility by decoupling the loading and unloading operations of the grow towers from the vertical farming structure and, therefore, allowing multiple grow towers to be extracted for harvesting in a batch process before loading new grow towers into the vertical farming structure in a separate process.
A decision-making method for variable rate irrigation management includes the following steps: S1: sampling a soil from a root zone of a crop in an area controlled by an irrigation sprinkler, and measuring compositions of separates of the sampled soil; S2: managing and dividing the area controlled by the irrigation sprinkler according to an AWC of the soil in the root zone of the crop; S3: constructing an optimized soil moisture sensor network; S4: placing ground-fixed canopy temperature sensors; S5: constructing an optimized airborne canopy temperature sensor network centered on the center pivot; and S6: performing a variable rate irrigation by using the optimized soil moisture sensor network, the fixed canopy temperature sensors, the optimized airborne canopy temperature sensor network and an automatic weather station. The method optimizes the placement and quantity of the soil moisture sensor network and the canopy temperature sensor network to improve the measurement accuracy.
An agricultural machine applies liquid material to a field. Valve control signals control valves to apply the liquid material. Row pressure on the agricultural machine is sensed to identify when the valve is opened to apply the liquid material. The valve control signals are generated, based on the row pressure, to control the valves to apply the liquid material at a desired location in the field, relative to plant locations in the field.
An air conditioning system and methods of use regulate a moisture content of an agricultural product in a grain bin. The system receives headspace air from the headspace of the grain bin, which generally has a higher moisture content than ambient air. The system further receives ambient air and mixes the headspace air and the ambient air into a ratio comprising a target moisture content. The air mixture is provided into a grain bin plenum, where it then permeates through to agricultural product, thereby regulating the moisture. The system and method can be used to bring the agricultural product to a target moisture content that is preferred when storing the agricultural product.
A riding mower includes a seat, a main rack configured to bear the seat, a mowing element, a walking assembly for enabling the riding mower to walk across a lawn, and an operation assembly configured to be operated by the user so that the riding mower is controlled to walk and output power. The riding mower further includes a parking system, a linkage mechanism and a gearbox. The parking system is configured to switch the riding mower between a parking state and a non-parking state. The linkage mechanism is connected to the parking system. The gearbox is connected to the linkage mechanism. The parking system controls, through the linkage mechanism, the gearbox to implement braking.
A hemp harvester which strips the leaves and flowers from the stalks and branches of a hemp plant and separates them for subsequent processing includes a branch lifter for lifting and bunching the branches of the hemp plants as the harvester advances towards them; a stripper with counter rotating stripper rollers having radially extending resiliently flexible paddles which converge as said rolls turn to trap said flowers and leaves between them and strip the flowers and leaves from said stalks and branches; a capture system for capturing the separated flowers and leaves as they are stripped from the stalk and branches of the plants, a transfer and mulcher system for mulching and transferring said flowers and leaves from said capture system to a collection chamber; and an uprooting system for uprooting and collecting the stripped plants as said hemp harvester passes.
An autonomous mowing system comprising: a memory configured to hold a set of path data defining a set of paths, the set of paths comprising a transit path to a maintenance area and a set of mow paths to cover the maintenance area; a processor coupled to the memory; a computer-readable medium coupled to the processor, the computer-readable medium storing a set of instructions executable by the processor, the set of instructions comprising instructions for: using the set of path data, determining a plurality of candidate routes that traverse the transit path and fully cover the maintenance area and a total cost for each of the plurality of candidate routes; determining a least cost route from the plurality of candidate routes; and configuring an autonomous mower to follow the least cost route to mow the maintenance area.
A system for monitoring an installation status of shank attachment members of agricultural implements may include a shank assembly. The shank assembly may have a shank and at least one mounting element configured to couple the shank to a portion of an agricultural implement. The system may further include a shank attachment member coupled to the shank and a signal transmission device provided in operative association with the shank attachment member. The system may further include an antenna provided in operative association with the shank assembly, where the antenna is configured to receive wireless signals transmitted by the signal transmission device. Additionally, the system may include a controller communicatively coupled to the antenna and configured to determine an installation status of the shank attachment member based at least in part on the wireless signals received by the antenna.
A method of manufacturing a storage device for storing information, apparatus for storing information, an optical memristor device and a memory cell are disclosed. A method comprises providing at least one first electrode and at least one further electrode and providing each of at least one region of a first material between, and in electrical connection with, a respective first electrode and a further electrode whereby said step of providing at least one region comprises providing in the first material, a plurality of changeable particles that have charge storage capacity and at least one electrical property that is reversibly changeable responsive to absorption of incident electromagnetic radiation.
A three-dimensional semiconductor memory device may include a first conductive line extending in a first direction, a second conductive line extending in a second direction crossing the first direction, a cell stack at an intersection of the first and second conductive lines, and a gapfill insulating pattern covering a side surface of the cell stack. The cell stack may include first, second, and third electrodes sequentially stacked, a switching pattern between the first and second electrodes, and a variable resistance pattern between the second and third electrodes. A top surface of the gapfill insulating pattern may be located between top and bottom surfaces of the third electrode.
The present disclosure relates to a method for manufacturing of specially designed substrates for growth of nanostructures and patterned growth on said nanostructures. The present disclosure further relates to nanostructures, in particular hybrid semiconductor nanostructures with patterned growth of superconducting material for use in quantum devices. The presently disclosed method can be utilized for in-situ manufacturing of quantum devices that have not been contaminated by ex-situ processes.
The present invention relates to a method for connecting an electrical contact to a nanomaterial carried by a substrate. At least one layer of soluble lithography resist is provided on the nanomaterial. An opening in the at least one layer of resist exposes a surface portion of the nanomaterial. At least a portion of the exposed surface portion of the nanomaterial is removed to thereby expose the underlying substrate and an edge of the nanomaterial. A metal is deposited on at least the edge of the nanomaterial and the exposed substrate such that the metal forms an electrical contact with the nanomaterial. Removing at least a portion of the soluble lithography resist from the nanomaterial such that at least a portion of the two-dimensional material is exposed.
Provided is a novel compound capable of improving the luminous efficiency, stability and life span of a device, an organic electric element using the same, and an electronic device thereof.
Provided is an organometallic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device.
M(L1)n1(L2)n2
M, L1, L2, n1, and n2 in Formula 1 are the same as described in the present specification.
The disclosure provides a display panel and a display device. The display panel includes a first substrate and a second substrate, the second substrate has an organic electroluminescent device, an anode layer of the organic electroluminescent device is away from the first substrate and a cathode layer thereof is closer to the first substrate than the anode layer; the cathode layer is electrically connected to an auxiliary electrode on a light entering surface of the first substrate through multiple conductive spacers, the cathode layer is a transparent electrode layer; the auxiliary electrode has a resistance smaller than that of the cathode layer of the organic electroluminescent device; the auxiliary electrode is a grid-shaped auxiliary electrode and in a non-display region, the auxiliary electrode is opaque; the multiple conductive spacers includes first conductive spacers on the auxiliary electrode and second conductive spacers on the cathode layer of the second substrate.
A display apparatus including a base substrate, a first thin film transistor disposed on the base substrate, a via insulation layer disposed on the first thin film transistor, and a light emitting structure disposed on the via insulation layer. The first thin film transistor includes a first gate electrode, an oxide semiconductor overlapped with the first gate electrode, and including tin (Sn), an etch stopper disposed on the oxide semiconductor and including an oxide semiconductor material which does not include tin (Sn), a first source electrode making contact with the oxide semiconductor, and a first drain electrode making contact with the oxide semiconductor, and spaced apart from the first source electrode.
Provided is a display apparatus including a substrate having a display area including a main pixel, and a sensor area including a sub-pixel and a transmission portion, a plurality of first lines arranged in the sensor area, extending in a first direction, and bypassing the transmission portion, and a first electrode layer under the plurality of first lines, between the sub-pixel and the transmission portion, and at least partially overlapping a spacing region between the plurality of first lines.
A display apparatus is disclosed that includes a first display area and a second display area adjacent to the first display area. The first and second display areas include first and second light emitting areas having first and second pixel densities, respectively. The first and second light emitting areas at an interface between the first and second display areas are arranged such that in operation light emitted by the first and second light emitting areas produces a gradual decrease in light intensity from the first display area to the second display area near the interface.
A display device includes a display panel having first and second regions with the second region having a higher resolution than the first region and an electronic module under the first region. The display panel includes first and second emission layers in a first sub-region of the first region with the second emission layer being spaced apart from the first emission layer. The first emission layer has a first light-emitting portion and a second light-emitting portion adjacent to the first light-emitting portion in a first direction, and the second emission layer has a third light-emitting portion and a fourth light-emitting portion adjacent to the third light-emitting portion in the first direction. The first light-emitting portion is inclined from the second light-emitting portion toward a lower surface of the display panel, and the fourth light-emitting portion is inclined from the third light-emitting portion toward an upper surface of the display panel.
A first conductive layer in the same layer as that of a first electrode is coupled to a third conductive layer and a second electrode in the same layer as that of a third metal layer through a slit formed in a flattening film of a non-display area. Second conductive layers in the same layer as that of a second metal layer are provided to overlap with the slit.
A display device includes a first display area including a plurality of first pixel electrodes, and a second display area including a plurality of second pixel electrodes. A first pitch in a first direction of the plurality of first pixel electrodes is smaller than a second pitch in the first direction of the plurality of second pixel electrodes, and a length in the first direction of the first pixel electrodes is smaller than a length in the first direction of the second pixel electrode.
A display panel and a display device are disclosed, the display panel comprises: a base substrate; and pixel circuits in an array, the display panel comprises a light transmittance region and a display region around the light transmittance region, the pixel circuits are disposed in the display region, a gate line of each row of m rows of pixel circuits is divided into a first gate line portion and a second gate line portion which are connected through an auxiliary gate line, a data line of each column of n columns of pixel circuits is divided into a first data line portion and a second data line portion which are connected through an auxiliary data line.
A viewing angle switchable display device includes: a substrate having at least one subpixel; a plurality of transistors in the at least one subpixel on the substrate; first and second light emitting diodes in the at least one subpixel on the substrate, the first and second light emitting diodes connected to two, respectively, of the plurality of transistors; and an integrated lens on the first and second light emitting diodes, the integrated lens including a half cylindrical lens corresponding to the first light emitting diode and a half spherical lens corresponding to the second light emitting diode.
The present disclosure relates to an optoelectronic device based on a dual micro-cavity structure, and more particularly, to a technology that simultaneously realizes the high Q factors of the three primary colors in an optoelectronic device based on a dual micro-cavity structure. The optoelectronic device according to one embodiment of the present disclosure is applied to a self-emissive device, and includes a first reflector layer, an active cavity layer formed on the first reflector layer, a second reflector layer formed on the active cavity layer, an external cavity layer formed on the second reflector layer, a third reflector layer formed on the external cavity layer, and a passivation layer formed on the third reflector layer, wherein a first micro-cavity corresponding to the first and second reflector layers and a second micro-cavity corresponding to the second and third reflector layers may be generated.
A novel light-emitting device with a microcavity structure which can improve the emission efficiency compared to the conventional one is provided. In a light-emitting device with a microcavity structure that emits light in a near-infrared range, reflectance of one or both of a first electrode (reflective electrode) and a second electrode (semi-transmissive and semi-reflective electrode) with respect to light in a near-infrared range (e.g., light with a wavelength of 850 nm) is higher than the reflectance thereof with respect to light in a visible light range (greater than or equal to 400 nm and less than 750 nm).
Disclosed herein are a white organic light-emitting device. The white organic light-emitting device enables an overall improvement in characteristics such as color temperature, efficiency, luminance, and service life, by changing the configuration of different types of emission layers in contact with each other, and a display device using the same.
The present disclosure relates to an inorganic light emitting diode (LED) in which an emitting material layer (EML) includes inorganic luminescent particles dispersed in a siloxane matrix, wherein the siloxane matrix has a thickness equal to or less than a thickness of a layer of the inorganic luminescent particles, and an inorganic light emitting device including the inorganic LED. The siloxane matrix allows surface defects of the inorganic luminescent particles to be minimized and to prevent injections of holes and electrons from being delayed. The inorganic LED and the inorganic light emitting device lower their driving voltages and improve their luminous efficiency.
According to various aspects, a memory cell is provided, the memory cell including: a first electrode; a second electrode; and a memory structure disposed between the first electrode and the second electrode, the first electrode, the second electrode, and the memory structure forming a memory capacitor, wherein at least one of the first electrode or the second electrode includes: a first electrode layer including a first material having a first microstructure; a functional layer in direct contact with the first electrode layer; and a second electrode layer in direct contact with the functional layer, the second electrode layer including a second material having a second microstructure different from the first microstructure.
The present invention relates to ferroelectric capacitors, transistors, memory device, and method of manufacturing ferroelectric devices. The ferroelectric capacitor includes a first electrode, a second electrode facing the first electrode, a ferroelectric layer between the first electrode and the second electrode, and an interfacial layer between the ferroelectric layer and the first electrode or between the ferroelectric layer and the second electrode. The ferroelectric layer includes hafnium-based oxide. The interfacial layer includes HfO2.
A memory device includes gate electrode layers stacked on an upper surface of a substrate and each including a plurality of unit electrodes extending in a first direction, and a plurality of connecting electrodes connecting the unit electrodes to each other. The memory device also includes channel structures extending through the gate electrode layers in a direction perpendicular to the upper surface of the substrate, first common source lines extending in the first direction and interposed between the unit electrodes, and second common source lines extending in the first direction between the first common source lines and each having a first line and a second line separated from each other in the first direction by the connecting electrodes.
Embodiments of a three-dimensional (3D) memory device and fabrication methods thereof are disclosed. In an example, a method for forming a 3D memory device includes the following operations. A dielectric stack is formed to have interleaved sacrificial layers and dielectric layers. A stair is formed in the dielectric stack. The stair includes one or more sacrificial layers of the sacrificial layers and one or more dielectric layers of the dielectric layers. The stair exposes one of the sacrificial layers on a top surface and the one or more sacrificial layers on a side surface. An insulating portion is formed to cover the side surface of the stair to cover the one or more sacrificial layers. A sacrificial portion is formed to cover the top surface of the stair. The sacrificial portion is in contact with the one of sacrificial layers. The one or more sacrificial layers and the sacrificial portion are replaced with one or more conductor layers.
A semiconductor device with a large storage capacity per unit area can be provided. A memory cell including a first transistor, a second transistor, a third transistor, a fourth transistor, a first capacitor, and a second capacitor includes a stack including a first conductor, a first insulator over the first conductor, a second conductor over the first insulator, a second insulator over the second conductor, and a third conductor over the second insulator; a first oxide arranged in a ring-like shape on a side surface of an opening portion of the second conductor; a fourth conductor arranged in a ring-like shape in contact with an inner wall of the first oxide; a cylindrical third insulator arranged to penetrate the stack, the first oxide, and the fourth conductor; and a second oxide arranged in contact with an inner wall of the third insulator.
A semiconductor device and a circuit are provided. The semiconductor device includes a substrate, a first gate structure, a first doped region, and a capacitor structure. The substrate includes a first well region having a first conductive type. The first gate structure is disposed on the substrate. The first doped region is in the substrate and has a second conductive type different from the first conductive type. The first gate structure and the first doped region are included in a first transistor. The capacitor structure includes a first electrode electrically coupled to the first doped region. The second doped region is in the substrate and has the second conductive type. The second doped region is electrically coupled to the first electrode of the capacitor structure and the first doped region.
The disclosure relates to an apparatus and method for liquid cooling of an electronic component. A housing includes an insertion slot and defines at least one component chamber for carrying the electronic component. A fluid inlet and fluid outlet are provided on the housing. A liquid coolant circuit passes through the housing at least from the inlet to the outlet.
An explosion proof electronics enclosure (200), is provided having a first compartment (206) and a second compartment (207) defined by a body (205). A septum (208) is between the first compartment (206) and the second compartment (207). A first aperture (209) in the septum (208) connects the first compartment (206) and the second compartment (207). A cavity (225) communicates with the first aperture (209), wherein the cavity (225) comprises an undercut taper (226). A potting (230) in the cavity (225) conforms to the cavity (225) shape, and forms a substantially explosion-proof interface between the first compartment (206) and the second compartment (207).
Provided are flexible interconnect circuits comprising signal circuit elements. For example, a signal circuit element can be formed from the same metal sheet as a signal trace, thereby being monolithic with the signal circuit element. This integration of signal circuit elements into a flexible interconnect circuit reduces the number of additional operations and components (e.g., attaching external circuit elements). In some examples, a flexible interconnect circuit is used in a battery pack for interconnecting batteries while providing external terminals on the same side of the pack. Specifically, a flexible interconnect circuit comprises an interconnecting conductive layer (for connecting to batteries) and a return conductive layer, both extending between the first and second circuit edges. Each of these conductive layers comprises a corresponding external terminal at the first edge, while these layers are interconnected at the second edge. Otherwise, these layers are isolated from each other between the circuit edges.
Methods of making metal patterns on flexible substrates are provided. Releasable solid layer is selectively formed on a patterned surface of the flexible substrate by applying a liquid solution thereon. Metal patterns on the flexible substrate can be formed by removing the releasable solid layer after metallization. In some cases, the releasable solid layer can be transferred from the patterned surface to a transfer layer where the metal patterns are formed.
A multiple layer printed circuit board (PCB) in which the cores (or core layers) are removed and replaced with prepreg layers, which provide structure integrity for the PCB. Such a multi-layer PCB may include signal layers, ground plane layers, inner signal layers, and a single core substrate layer. Each of the layers may be separated from the other layers by at least one prepreg substrate layer.
A method for manufacturing a ceramic substrate that includes forming a mother multilayer body by laminating a ceramic green sheet on a shrinkage suppressing green sheet, the shrinkage suppressing green sheet having a planar shrinkage rate in firing smaller than a planar shrinkage rate in firing of the ceramic green sheet; and forming a recessed portion in the mother multilayer body before firing by pressing a recessed portion formation planned region where the recessed portion is to be formed after firing of the mother multilayer body.
A printed circuit board includes a plurality of layers including attachment layers and routing layers; and via patterns formed in the plurality of layers, each of the via patterns including first and second signal vias forming a differential signal pair, the first and second signal vias extending through at least the attachment layers; ground vias extending through at least the attachment layers, the ground vias including ground conductors; and shadow vias located adjacent to each of the first and second signal vias, wherein the shadow vias are free of conductive material in the attachment layers. The printed circuit board may further include slot vias extending through the attachment layers and located between via patterns.
A radio wave radiating device includes: a radio wave supply unit extending in one direction, one end of the radio wave supply unit being connected to a power source, an earth part spaced apart from the radio wave supply unit by a predetermined distance in a direction intersecting with the one direction, extending in the one direction, one end of the earth part being connected to a ground, and a radiating element connected to another end of the radio wave supply unit and another end of the earth part, respectively, and configured to radiate a radio wave received from the radio wave supply unit. The radiating element includes a middle portion connecting the radio wave supply unit and the earth part, a first radiating portion extending in a direction away from the earth part, and a second radiating portion extending in a direction away from the radio wave supply unit.
A combined ventilation and microwave oven system includes an external enclosure with a top portion defining recirculation vent outlets, a cooling air inlet, a cooling air outlet, and an outside vent outlet, first and second side portions, and a bottom portion defining a vent inlet. The vent inlet is connected with the recirculation vent outlets and the outside vent outlet via airflow pathways. A hood assembly is disposed within the external enclosure and includes a first hood fan disposed between the cooking cavity and the first side portion and a second hood fan disposed between the cooking cavity and the second side portion. The hood assembly is configured to direct air through the vent inlet and through an interior of the external enclosure. A cooling fan is disposed between the cooking cavity and the second side portion to direct air through the cooling air inlet and the cooling air outlet.
An induction heat cooking apparatus that includes: a rectifier that is configured to convert alternating current (AC) voltage supplied from an external power source into direct current (DC) voltage; an inverter that is configured to generate current based on DC voltage received from the rectifier and provide the current to output nodes; heating coils that are configured to, based on the current generated by the inverter, generate magnetic fields for providing heat; a first capacitive unit that includes one or more resonance capacitors and that is coupled between the output nodes; a second capacitive unit that includes one or more wireless power transfer (WPT) capacitors and that is configured to be coupled between the output nodes; and a mode conversion switch that is configured to couple the second capacitive unit to the first capacitive unit in parallel is disclosed.
Apparatus, systems, and methods for controlling light output in a lighting system based on defined light profiles are provided. In one example implementation, a light fixture can include a first light emitting diode (LED) array having one or more LED light sources and a second LED array having one or more LED light sources. The light fixture can include a power circuit configured to provide power to the first LED array and the second LED array according to a power distribution among the first LED array and the second LED array. The light fixture can include one or more control devices configured to control the power circuit to adjust the power distribution among the first LED array and the second LED array based at least in part on a signal indicative of a real time clock and a defined light profile associated with a user identified to be present in a space illuminated by the light fixture.
Systems and methods are disclosed herein that relate to configuration of a periodic updating timer for, e.g., a Radio Access Network (RAN)-controlled inactive state. In some embodiments, a method of operation of a RAN node in a cellular communications network comprises configuring a User Equipment (UE) with a timer value T for a periodic updating timer. In this manner, the RAN node is able to configure the UE with a time value T, e.g., for use by the UE for providing periodic update messages while the UE is operating in an inactive state such as, e.g., a RAN-controlled inactive state.
A computer-implemented method and system for managing IoT device lifecycle for IoT devices using cellular or wireless networks are disclosed. The method includes receiving network usage information for one or more devices operating on a cellular network; storing network usage information for the one or more devices operating on a cellular network; analyzing the stored data network information for the one or more devices as historical network usage information for each of the one or more devices operating on a cellular network; determining which of the one or more devices have not used cellular network for a pre-determined period of time, where the pre-determined period of time is learned based on the historical network usage information, or provided as one or more static threshold parameters; and recommending lifecycle changes for each of the one or more devices that have not used cellular network for the pre-determined period of time.
Vehicles may be associated with a variety of different types of events, including events associated with vehicle operations and/or events associated with vehicle passengers. The present disclosure is related to, when an event is detected, exchanging information with a vehicle passenger, such as via the passenger's mobile device and/or wearable device. In some instances, an event may be detected, and examples of the present disclosure may provide an application notification presenting various information. The notification may, in some examples, be configured to help the passenger locate the passenger device, to alert the passenger to the event, to provide instructions, and/or to provide a control interface for controlling a vehicle operation. In some examples, the notification may supersede operations of the passenger device, such as by being presented even if the device is in a locked state or has an unrelated application open and in the foreground.
A method of implementing beam failure recovery for a multi-transmission-and-reception-point (M-TRP) transmission including a first transmission from a first TRP and a second transmission from a second TRP may include: receiving a first set of reference signals (RSs) corresponding to the first TRP and a second set of RSs corresponding to the second TRP; determining that the first set of RSs indicates a beam failure instance (BFI) specific to the first TRP, and responsively updating a first BFI counter specific to the first TRP; determining that a beam failure with respect to the first TRP has occurred based on a count of the first BFI counter equaling or surpassing a first BFI counter threshold; and performing a BFR process for the first TRP responsive to determining that the beam failure with respect to the first TRP has occurred.
Inform a master node about the feasible of secondary node cells during resumption of dual connectivity may require a large message. Additionally, the message may need to be encrypted. A solution to overcome the size and security limitation is to report a short identifier (or index) which is only shared between the UE and the MN. Accordingly, an apparatus, e.g., a UE, may be configured to receive, from a master node, a configuration comprising a mapping of cell identities for a plurality of secondary cells for reporting SN measurements and transmitting an SN report comprising measurements for at least a subset of the plurality of secondary cells using the mapping of cell identities. The apparatus may be configured to receive, from a first master node, a configuration for MN-DC, enter an inactive state or an idle state, and resume a connected state with a second master node.
A communication processing system for a working machine includes a communication device disposed on the working machine and configured to transmit a beacon containing machine information relating to the working machine, and a mobile terminal configured to receive the beacon, and to execute a connection processing for connecting with the communication device and an obtaining processing for obtaining the machine information, wherein the beacon includes a first beacon containing first activation information and a second beacon containing second activation information, and wherein the mobile terminal is configured, after executing the connection processing and the obtaining processing upon receiving the first beacon, not to execute the obtaining processing upon further receiving the first beacon, and to execute the same obtaining processing upon receiving the second beacon.
Disclosed are a random access method and a network device, and a terminal device. The method includes: a terminal device sending first information on a first resource, and sending second information on a second resource; the terminal device detecting third information on one group of third pre-allocated resources in a first window, wherein a start position of the first window comprises: a position after a first time interval after the terminal device sends the second information; or a first time unit after the first time interval after the terminal device sends the second information; or a first time unit in the one group of third pre-allocated resources after the first time interval after the terminal device sends the second information; and the terminal device receiving fourth information on a fourth resource.
A method for transmitting a random access channel (RACH) by a terminal in a wireless communication system is provided. The method comprises: receiving a synchronization signal block (SSB) from a base station; receiving a downlink signal from the base station; and when the reception of the downlink signal is finished, transmitting the RACH to the base station, wherein the SSB is periodically transmitted in every Nth fixed frame period (FFP), N is an integer equal to or greater than 1, and the starting time point for transmission of the SSB corresponds to a first time resource included in the every Nth FFP.
Methods, systems, and devices for wireless communication are described. A first wireless communications device may transmit, to one or more second wireless communications devices, a first message that triggers transmission of a second message by each of the one or more second wireless communications devices, the first message allocating to each of the one or more second wireless communications devices a respective frequency-based resource unit for transmission of the second message, each of the respective frequency-based resource units spanning a portion of a channel bandwidth of a channel. The first wireless communications device may perform channel sensing measurements on the second message received from each of the one or more second wireless communications devices. The first wireless communications device may estimate the channel based on the channel sensing measurements performed on the respective second messages received on the respective frequency-based resource units.
An eNodeB transmits a high priority indicator within a licensed frequency band. In response to receiving the high priority indicator, other eNodeBs refrain from transmitting signals within an unlicensed frequency band. After determining that no other eNodeBs are transmitting signals within the unlicensed frequency band, the eNodeB transmitting the high priority indicator transmits signals to a user equipment (UE) device.
The present disclosure provides a method and a device in wireless transmission. A User Equipment (UE) first receives a first signaling, and then receives a first radio signal, the first radio signal carrying a first bit block. The first signaling is used for determining a transmission format corresponding to the first radio signal. The transmission format corresponding to the first radio signal is one transmission format in a first format set, and the first format set comprises a first transmission format and a second transmission format. A radio signal corresponding to the first transmission format includes P radio sub-signal(s), each one of the P radio sub-signal(s) carries the first bit block, and the P radio sub-signal(s) is(are) transmitted by a same antenna port group.
A system that incorporates the subject disclosure may perform, for example, a method for receiving interference information from each of the plurality of communication devices detecting interference information in a plurality of segments of a radio frequency spectrum, correlating the interference information of the plurality of communication devices to generate correlated information, and identifying a plurality of interferers according to the correlated information. Other embodiments are disclosed.
A data transmission method, a terminal device, a network device are provided. The method comprises: receiving configuration information and determining, according to the configuration information, to use a first physical resource to transmit a target transport block (TB), the duration of the first physical resource is not greater than a first time domain resource length, and the first time-domain resource length is a maximum number of time-domain symbols occupied by transmission of a TB.
A user equipment (UE) transmits concurrent channel state information (CSI) processing capability information to a base station. The capability information can take various forms, and is intended to constrain the base station in the types of CSI requests that can be made to the UE. For example, the UE may indicate different CSI processing capabilities for intra-CC and inter-CC cases and/or for different codebook types. The UE may also specify supported combinations of codebook types for concurrent CSI reporting. The UE may also specify maximum resources or weighting factors for different codebook types. The UE may further restrict the rank information it provides and use a priority rule for “dropping” CSI report data due to payload size restrictions. The base station may direct, or the UE may implement, improved utilization of CSI resources that are shared for multiple concurrent CSI reports. Minimum time requirements for CSI reporting may also be relaxed.
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station may transmit a plurality of physical downlink control channel (PDCCH) communications in a same PDCCH monitoring occasion in a first cell, and may transmit a plurality of physical downlink shared channel (PDSCH) communications in at least one of the first cell or a second cell. Each of the PDCCH communications schedules a respective PDSCH communication of the plurality of PDSCH communications. A PDCCH communication, of the plurality of PDCCH communications, includes an indication of a counter downlink assignment index that is based at least in part on a combination of a starting symbol and a cell in which an associated PDSCH communication is to be transmitted, a cell index of the cell in which the associated PDSCH communication is to be transmitted, and the PDCCH monitoring occasion. Numerous other aspects are provided.
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit a physical uplink shared channel communication using a resource associated with a configured grant. The UE may transmit, in connection with transmitting the physical uplink shared channel communication, a scheduling request. A base station (BS) may monitor for the physical uplink shared channel communication and the scheduling request. The BS may selectively communicate with the UE to schedule a retransmission of the physical uplink shared channel communication based at least in part on a result of the monitoring. Numerous other aspects are provided.
Methods and apparatuses are described herein for uplink control information (UCI) design for uplink (UL) transmission with configured grants. In accordance with one embodiment, a wireless communications device may receive, from a gNB, first information indicating a plurality of resources for a configured grant (CG) on a physical uplink shared channel (PUSCH). The wireless communications device may determine, based on second information, a portion of the plurality of resources to use for transmitting a configured grant-uplink control information (CG-UCI). The wireless communications device may generate the CG-UCI, wherein the CG-UCI comprises at least one of: an identifier associated with the wireless communications device or an indication of a modulation and coding scheme (MCS). The wireless communications device may transmit, to the gNB on the PUSCH, the CG-UCI using the determined portion of the plurality of resources.
A communication technique for combining a 5G communication system for supporting a higher data rate after 4G system with IoT technology includes transmitting configuration information of one or more serving cells that operate in an unlicensed band to a terminal, transmitting information indicating that an uplink control channel and an uplink data channel can be simultaneously transmitted to the terminal, determining whether the terminal is configured to transmit at least one of data and the uplink control information through the uplink data channel in at least one of a licensed band and the unlicensed band, and receiving the uplink control information in at least one of the licensed band and the unlicensed band on the basis of the determination, wherein the configuration information includes unlicensed-band uplink control channel configuration information for configuring the uplink control channel in one of the serving cells that operate in the unlicensed band.
A resource indication method for an unlicensed spectrum includes: receiving, by a terminal, a scheduling instruction sent by an access network device; and determining, by the terminal, a first time domain resource according to the scheduling instruction, in which the first time domain resource is a time domain resource configured to transmit data, a start position of the first time domain resource is obtained based on a second time domain resource, and the second time domain resource is a time domain resource configured to send the scheduling instruction.
Example embodiments of the present disclosure relate to a device, method, apparatus and computer readable storage medium for reusing control resources for data transmission. In example embodiments, if downlink data is to be transmitted to a terminal device, a network device determines a control resource set associated with the terminal device in a control resource region. The network device selects, from the control resource set, localized control resources for control information associated with the downlink data, and selects data resources for the downlink data in the control resource region and a data resource region. The network device transmits the control information to the terminal device by using the localized control resources, and transmits the downlink data to the terminal device by using the data resources.
In accordance with an example embodiment of the present invention, a method comprising: receiving from a network node, by a user equipment of a plurality of user equipment associated with more than one communication beam of a communication network, information comprising locations in time of the user equipment during paging occasions with at least one cell of the communication network associated over more than one communication beam, wherein the information identifies any provided order of the more than one communication beam covering the locations in time of the user equipment during the paging occasions; and based on the information, identifying by the user equipment at least one communication beam and timing of at least one paging occasion, of the paging occasions, for the user equipment.
In an exemplary embodiment, a method performed by a relay user equipment (UE) in a wireless communication system is provided. The method comprising: receiving, from a base station (BS), a paging configuration including at least one of a number of total paging frame, a number of paging occasion for a paging frame, an offset for paging frame, a first DRX cycle of a remote UE, or paging search space; transmitting, to a remote UE, the paging configuration; receiving, from the remote UE, information related the remote UE including at least one of identity of the remote UE, paging identity of the remote UE or a second DRX cycle of the remote UE; identifying a paging occasion of the remote UE based on the information related the remote UE and the paging configuration; and monitoring the paging occasion of the remote UE for receiving a paging message for the remote UE.
Systems and methods for accommodating flexibility in sensing transmissions are provided. Wi-Fi sensing systems include sensing devices and remote devices configured to communicate through radio-frequency signals. Initially, a sensing device transmits a sensing configuration message to a remote device. The sensing device receives a sensing configuration response message in response to the sensing configuration message. In an example, the sensing configuration response message may include a transmission capability indication associated with the remote device. The transmission capability indication includes a flexibility indication that the remote device supports flexibility.
Aspects of the present disclosure provide synchronization techniques for user equipment (UEs) that may be otherwise unable to support sidelink communication a synchronized UE and may have also lost global navigation satellite system (GNSS) and/or Evolved Node Base Stations (eNBs) as a synchronization source. In such instance, the unsynchronized UE may utilize reference signals (RS) from the data packets received from other UEs to track the timing and perform autonomous timing adjustments based thereon for synchronized packet transmission or reception.
A wireless communication method of a receiver, including performing a first determination of whether to decode a control channel of a current time transmission interval (TTI) based on control channel information of a previous TTI; decoding the control channel of the current TTI based on a result of the first determination; performing a second determination of whether a data channel is included in the current TTI based on a result of the decoding; and performing a third determination of whether to deactivate a communication interface configured to process a received signal based on a result of the second determination.
Techniques are described to enable a user equipment (UE) to save power consumption and/or can enable the UE to acquire the channel state in time without reducing the UE's data transmission efficiency. An example technique includes determining, by the communication device, an operating mode based on a first signaling, and operating the communication device in the operating mode, where the operating mode includes any one of a normal mode, a first power saving mode, a second power saving mode, a third power saving mode, or a fourth power saving mode.
Various embodiments herein disclose a method camping a User Equipment (UE) on a cell, the method comprising: creating a combined Most Recently Used (MRU) list by merging a list 4G MRU frequencies with a Public Land Mobile Network (PLMN) having a 5GC and a list of 5G MRU frequencies, determining whether one of a 4G cell with 5G core (5GC) and a 5G cell is available for camping by performing a MRU scan on the combined MRU list; performing one of: camping on one of the 4G cell with 5G core and the 5G cell in response to determining that one of the 5G cell and the 4G cell with 5G core is available and performing a 4G MRU frequency scan on a list of 4G without 5GC MRU frequencies in response to determining that one of the 4G cell with 5G core and the 5G cell is not available.
A method, a device, and a non-transitory storage medium are described in which an blocking delivery service is provided. The service may use an identifier of a source end device, destination address information associated with a destination end device, and configurable criteria as a basis to block delivery of application service layer data. The service may be configured to apply to end devices based on an addressing scheme of the service. The service may be configured on a network device that provides an application service. The service may block delivery without the use of class of service or subscriber provisioning.
A policy and charging control function (PCF) receives, from a session management function (SMF), a request for policy information of a wireless device, the request comprising a parameter of a time sensitive networking (TSN) bridge, wherein the parameter comprises port information of the TSN bridge. The PCF sends, to the SMF, a response to the request, the response comprising the policy information of the wireless device.
A method and apparatus for controlling an Unmanned Aerial Vehicle (UAV) are provided. The method is applied to the UAV, and includes: receiving flight path information transmitted by a UAV controller, wherein the flight path information represents a flight path set by the UAV controller for the UAV controlled by the UAV controller; and transmitting the flight path information to a base station that provides a network service for the UAV, such that the base station determines the flight path based on the flight path information.
Proposed is a method for a first device to perform wireless communication. The method may comprise the steps of: establishing a connection with a second device; and reselecting a cell on the basis that the first device is in a radio resource control (RRC) IDLE state or an RRC INACTIVE state. For example, a priority related to cell reselection can be set such that a cell related to a new radio (NR) has a high priority. For example, cell reselection can be performed first on the cell related to the NR on the basis of the priority related to cell reselection.
This disclosure provides systems, methods and apparatus, including computer programs encoded on computer storage media, for cancelling transmissions during handover operations. In one aspect, a user equipment (UE) can cancel at least a portion of a first uplink transmission where the first uplink transmission overlaps with a second uplink transmission scheduled by a target cell in a dual active protocol stack (DAPS)-based handover (HO). In another aspect, a network can receive, from the UE, a capability indicating whether cancelling uplink transmission from a source cell in DAPS-based HO is supported, and the network can schedule an uplink transmission for the UE during the DAPS-based HO to the target cell based on the capability.
In some example embodiments, there may be provided a method that includes receiving, at a user equipment while being served by a first system and during protocol data unit session establishment or modification procedure, a message including an access point name aggregate maximum bit rate value; and when there is an inter-system change from the first system to the second system, setting, at the user equipment, the access point name aggregate maximum bit rate value of a session management context for the second system to the received access point name aggregate maximum bit rate value received while being served by the first system. Related systems, methods, and articles of manufacture are also described.
The present application relates to devices and components including apparatus, systems, and methods to perform a switch of a TCI state from a serving cell to a neighbor cell. A UE determines whether the state of the neighbor cell is known or unknown and whether the neighbor cell's TCI state is known or unknown. The total delay time to perform the TCI state switch can impacted by this the known/unknown statuses. Other factors can also contribute to the total delay time. The UE may also signal its capability to monitor the TCI state of the neighbor cell and its capability to switch to such a TCI state.
Aspects described herein relate to wireless communications. According to some aspects, a first base station may coordinate with a second base station to select beamforming codewords. The first base station may receive an index indicating beamforming codewords used by a second base station. The first base station may select a beamforming codeword for use in transmitting signals to a wireless device based on the beamforming codeword indicated by the second base station.
Provided are a method and apparatus for sending system performance parameters, a management device, and a storage medium. The method for sending system performance parameters includes determining system performance parameters which include key performance indicator (KPI) information and confidence of the KPI information; and sending the system performance parameters.
Methods, systems, and devices for wireless communications are described in which two or more UEs of a wireless communications system may establish a sidelink connection. A first UE that is initiating sidelink communications may evaluate whether the sidelink connection can support a quality of service (QoS) for a data flow prior to admitting the data flow. The first UE may evaluate a link quality with one or more other UEs that are to use the data flow on the sidelink connection, evaluate system congestion of time/frequency resources that are available for the sidelink connection, or any combinations thereof, and admit the data flow based on the evaluation. A link quality of the sidelink connection may be determined based on a type of communication associated with the data flow, such as unicast communications with one other UE, multicast communications with multiple other UEs, or broadcast transmissions to multiple UEs.
A measurement station collects radio base station performance information related to a radio communication performance of each radio base station, radio connection information related to a radio communication performance and a communication status of a corresponding radio terminal station, generates a measurement condition and an expected measurement result based on the radio base station performance information and the radio connection information, and notifies a measurement control signal corresponding to the measurement condition to the radio terminal station through the radio base station; the radio terminal station performs a communication setting of an own station based on the notified measurement control signal, and notifies a measurement preparation status to the measurement station; and the measurement station measures the radio communication performance by causing a flow of a measurement traffic to the radio terminal station through the radio base station, acquiring a measurement result, and determining whether the measurement result is within a range of the expected measurement result.
An operation method of a repeater relaying wireless communications between a base station and at least one terminal in a communication system may include: transmitting, to the base station, a first capability report including information on beam-related capability supported by the repeater; transmitting, to the base station, a first request signal for requesting to perform first configuration for coverage extension of the repeater; receiving, from the base station, information on the first configuration configured based on the first capability report and the first request signal; and relaying the wireless communications between the base station and the at least one terminal based on one or more beams formed based on the received first configuration.
A communication control device (40) includes: an acquisition unit (441) that acquires a spectrum grant request following a certain scheme from a plurality of second radio systems that perform a wireless communication using a radio wave of a frequency band used by a first radio system; a classification unit (442) that groups the second radio systems into a plurality of groups according to a scheme of the spectrum grant request; and a calculation unit (443) that calculates a communication parameter of the second radio system for each of the groups.
Aspects of the present disclosure are drawn to client device for use with a network controller and an external server, the network controller being configured to manage a wireless network, to change a critical parameter of the wireless network, to transmit a request for a one time password (OTP). The external server being configured to generate the OTP in response to the request for the OTP, to provide a notification of the OTP and to transmit the OTP to the network controller. The network controller being configured to additionally receive the OTP from the external server. The client device including a memory having a data structure stored therein, the data structure including a list of configurable critical parameters of the wireless network, and including a processor configured to execute instructions stored on the memory to cause the client device to receive a request to configure a configurable parameter of the wireless network. The client device also determines whether the configurable parameter of the wireless network matches a configurable critical parameter of the wireless network within the list of configurable critical parameters of the wireless network. The client device further transmits, when the configurable parameter of the wireless network matches a configurable critical parameter of the wireless network within the list of configurable critical parameters of the wireless network, the request for the OTP. The client device may also receive the notification of the OTP from the external server and access the OTP based on the notification and may transmit the OTP to the network controller.
Techniques described herein provide means by which cell information indicative of a location of a UE may be conveyed to a location server over a 5G NR data connection using a SUPL message with an LTE cell ID data field. In some embodiments, for example, the UE may include the Cell ID of a LTE neighbor cell or information regarding a 5G NR serving cell, such as a portion of the 5G NR Cell ID or a reserved value or sequence identifying the 5G NR serving cell. The techniques may be applicable to the Secure User Plane Location (SUPL) solution defined by OMA and may enable a UE and a SUPL Location Platform (SLP) to support location of the UE using a version of SUPL without explicit support of 5G NR wireless access.
An audio signal processing method, includes acquiring a first distance between a current position and an initial position of a mobile device, and a second distance between the current position of the mobile device and a wearable device. Determining a first deflection angle according to the first distance, the second distance and the initial distance between the mobile device and the wearable device. Acquiring a second deflection angle of the wearable device reflecting a posture change. Determining relative position information between the mobile device and the wearable device according to the first deflection angle, the second deflection angle and the second distance and processing an audio signal based on the relative position information to obtain a playing audio played by the wearable device.
Embodiments are disclosed for head tracking state detection based on correlated motion of a source device and a headset communicatively coupled to the source device. In an embodiment, a method comprises: obtaining, using one or more processors of a source device, source device motion data from a source device and headset motion data from a headset; determining, using the one or more processors, correlation measures using the source device motion data and the headset motion data; updating, using the one or more processors, a motion tracking state based on the determined correlation measures; and initiating head pose tracking in accordance with the updated motion tracking state.
An apparatus and method of loudspeaker equalization. The method combines default tunings (generated based on a default listening environment) and room tunings (generated based on an end user listening environment) to result in combined tunings that account for differences between the end user listening environment and the default listening environment.
Disclosed is a device for processing an audio signal, which renders an audio signal. The device for processing an audio signal includes a processor. The processor receives metadata including an audio signal and first element reference distance information and renders a first element signal on the basis of the first element reference distance information, wherein the first element reference distance information indicates the reference distance of an element signal. The audio signal is capable of including a second element signal which may be simultaneously rendered with the first element signal, and the metadata is capable of including second element distance information indicating the distance of the second element signal. The number of bits required for representing the first element reference distance information is smaller than the number of bits required for representing the second element distance information.
The present disclosure concerns a hearing device (10) with improved sealing and providing easy exchange of for example covers and/or filters and/or sealings in/on the hearing device.
Disclosed is an earphone system. The earphone system includes a charging box and an earphone, which is detachably assembled in the charging box. The charging box includes a processing module provided with a first identification time period, a power outputting module and a first switch module. During the first identification time period when the earphone is connected to the charging box, the earphone system is in a test mode, and the first switch module is switched for the charging box to transmit power to the earphone through the power outputting module and the first switch module. After the earphone is connected to the charging box for more than the first identification time period, the earphone system is in a communication mode, and the first switch module is switched for the charging box to transmit a data signal to the earphone through the processing module and the first switch module.
A microphone front chamber structure is adapted to be disposed on a front side of a voice reception hole of a microphone unit. The microphone front chamber structure includes a shell and a microphone holder. The shell has a first hole. The microphone holder is disposed in the shell and has a second hole corresponding to the first hole. The first hole and the second hole form a front chamber. The first hole has a first width at a position farthest away from the microphone holder. The second hole includes first and second sections arranged along an axis. On the axis, the first section has a tapered width along the axis and away from the shell. The second section has a second width constant along the axis. The first width is greater than the second width. A voice reception device including the microphone front chamber structure is also provided.
A loudspeaker enclosure design is disclosed. The speaker enclosure consists of two sections. An upper section contains a mid-range speaker oriented along a first axis. A lower section contains a subwoofer speaker and two tweeter speakers. The subwoofer, when oriented along a second axis to face upwardly within the enclosure, produces a clean, crisp, and sonorous big bass sound. The mid-range speaker, oriented along the first axis to face downwardly toward the subwoofer speaker, simulates subwoofer sound waves. The tweeters, located at a vertex of an angle defined by the first and second axes, produce a high frequency, treble sound.
Each remote operation terminal includes an own robot sound pressure information transmission unit, an own robot sound pressure information reception unit, an another terminal sound pressure information transmission unit, an another terminal sound pressure information reception unit, a sound pressure information output unit configured to output sound pressure information received by the own robot sound pressure information reception unit or the other terminal sound pressure information reception unit, and a conversation control unit configured to execute an inter-robot conversation mode that establishes conversation with another user using the own robot sound pressure information transmission unit and the own robot sound pressure information reception unit and an inter-terminal conversation mode that establishes conversation with another user using the other terminal sound pressure information transmission unit and the other terminal sound pressure information reception unit in such a way that they can be switched.
A hub apparatus (20) is designated to be used in a video communication system comprising the hub apparatus (20) and a plurality of mobile terminals (10a-10d) configured to be wirelessly connectable to the hub apparatus (20). The hub apparatus (20) comprises: a receiving unit (24) configured to receive from each mobile terminal (10) of the plurality of mobile terminals (10a-10d) a video stream, a current speaker indicator to indicate whether the user of the mobile terminal is speaking and an association information which associates the current speaker indicator transmitted by the mobile terminal with the video stream transmitted from such mobile terminal (10), and a generation unit (40) operatively connected to said receiving unit (24) and configured to generate an output video communication stream (6) based on the plurality of video streams received from each mobile terminal (10) of the plurality of mobile terminals (10a-10d), on the plurality of current speaker indicators received from each mobile terminal (10) of the plurality of mobile terminals (10a-10d) and on the plurality of association information received from each mobile terminal (10) of the plurality of mobile terminals (10a-10d).
Solid-state imaging devices are disclosed. In one example, a solid-state imaging device includes a conversion circuit connected to a vertical signal line of a pixel array, a voltage generation circuit that outputs a predetermined voltage, and a reference voltage generation circuit that receives the predetermined voltage and outputs a reference voltage. The reference voltage generation circuit includes an operational amplifier that amplifies the predetermined voltage and outputs the reference voltage, a capacitive element having one end connected to an input of the operational amplifier that is different from an input that receives the predetermined voltage, a first switching circuit that connects the other end of the capacitive element to either the predetermined voltage output from the voltage generation circuit or a feedback loop of the operational amplifier, and a second switching circuit that selectively connects the one end of the capacitive element to the feedback loop of the operational amplifier.
A head-mounted device can be automatically calibrated using an image sensor and at least one sensor system for detecting translation and rotation of the head-mounted device. Parameters under which the image sensor operates can be automatically calibrated when a detected translation remains below a predetermined translational threshold and a detected rotation remains below a predetermined rotational threshold for at least a predetermined period of time. The head-mounted device can be used by a medical professional in a surgical procedure.
A method of de-mosaicing pixel data from an image processor includes generating a pixel block that includes a plurality of image pixels. The method also includes determining a first image gradient between a first set of pixels of the pixel block and a second image gradient between a second set of pixels of the pixel block. The method also includes determining a first adaptive threshold value based on intensity of a third set of pixels of the pixel block. The pixels of the third set of pixels are adjacent to one another. The method also includes filtering the pixel block in a vertical, horizontal, or neutral direction based on the first and second image gradients and the first adaptive threshold value utilizing a plurality of FIR filters to generate a plurality of component images.
An image capture device may include a first spectral filter and a second spectral filter arranged so that a panoramic image capture operation captures light filtered by the first spectral filter and light filtered by the second spectral filter in a same region of a combined image and one or more processors to: capture a plurality of images based on the panoramic image capture operation; extract first information and second information from the plurality of images, wherein the first information is associated with the first spectral filter and the second information is associated with the second spectral filter; identify an association between the first information and the second information based on a feature captured in the plurality of images via the first spectral filter and the second spectral filter; and store or provide information based on the association between the first information and the second information.
This application discloses an image content removal method, and relates to the field of computer vision. The method includes: enabling a camera application; displaying a photographing preview interface of the camera application; obtaining a first preview picture and a first reference frame picture that are captured by a camera; determining a first object in the first preview picture as a to-be-removed object; and determining to-be-filled content in the first preview picture based on the first reference frame picture, where the to-be-filled content is image content that is of a second object and that is shielded by the first object in the first preview picture. The terminal generates a first restored picture based on the to-be-filled content and the first preview picture. In this way, image content that a user does not want in a picture or a video shot by the user can be removed.
Mobile handheld electronic devices such as smartphones, comprising a Wide camera for capturing Wide images with respective Wide fields of view (FOVW), a Tele camera for capturing Tele images with respective Tele fields of view (FOVT) smaller than FOVW, and a processor configured to stitch a plurality of Wide images into a panorama image with a field of view FOVP>FOVW and to pin a Tele image to a given location within the panorama image to obtain a smart panorama image.
An attachment optical system attachable to and detachable from an imaging optical system includes a first converter optical system attachable to an object side of the imaging optical system, and a second converter optical system attachable to an image side of the imaging optical system. The first converter optical system includes a first unit consisting of a dome-shaped cover. A predetermined condition is satisfied.
In one aspect, disclosed is an example method for use in connection with a media-presentation device having an associated presentation area, the method including: (i) obtaining presentation area data associated with the presentation area; (ii) determining that the obtained presentation area data satisfies each and every condition of a condition set; (iii) responsive to at least determining that the obtained presentation area data satisfies each and every condition of the condition set, identifying an upcoming media segment insertion point within a media program; and (iv) facilitating the media-presentation device outputting for presentation a media segment starting at the identified media segment insertion point within the media program.
A television receiver 101 is connected to two or more wireless terminals via a communication line. A controller 214 and a network I/F 212 in the television receiver 101 send pieces of login information entered from the two or more wireless terminals to the content distribution server and obtain pieces of content list information each generated by the content distribution server based on the pieces of login information. An aggregated content list in which the obtained pieces of content list information are aggregated is generated. The display 210 displays the aggregated content list. The content list information includes content available for viewing on the information terminal connected to the communication line. The aggregated content list includes content available for viewing on the two or more information terminals in which the pieces of content list information are aggregated.
An electronic device and a control method therefor are provided. The electronic device includes controller, multimedia playing apparatus and input apparatus both connected to the controller, the controller includes processor and memory, wherein program instructions stored in the memory are executed by the processor to perform operations including: in response to target operation of user, obtaining input information of user; determining session information on session in which user participates according to the input information, the session information including at least target content in which user participates; determining target playing progress and target playing speed factor for the target content; controlling the multimedia playing apparatus to play the target content according to the target playing progress and the target playing speed factor, the target playing speed factor being greater than 1.
An electronic device is provided for control of playback based on image capture. The electronic device includes circuitry. The circuitry is communicatively coupled to an imaging apparatus and a rendering device that plays content. The circuitry acquires, from the imaging apparatus, one or more images of a user of the electronic device and a physical space associated with the user. The circuitry detects a lip movement of the user based on the acquired one or more images. The circuitry determines whether the user is in a conversation based on the detected lip movement of the user. The circuitry controls playback of the content on the rendering device based on the determination.
Methods, apparatus, systems, and articles of manufacture are disclosed that utilize screen capture to identify media. Example meter devices disclosed herein are to, in response to determining a media device is powered on, monitor a media device to detect audio output by the media device. Disclosed example meter devices are also to, in response to audio not being detected for a period of time, instruct an image capture device to capture image data representative of a media presentation by the media device. Disclosed example meter devices are also to instruct the image capture device to stop capturing the image data in response to detection of audio output by the media device. Disclosed example meter devices are also to determine, based on whether the image data corresponds to a menu presentation by the media device, whether to transmit the image data to a central facility for media identification.
Embodiments of the present disclosure present devices, methods, and computer readable medium for enabling controller device to control proprietary digital media players, network accessories, and virtual assistants, providing an overall improved user experience. The techniques disclosed herein reduce clutter because a single controller can control various different devices and accessories. The techniques discloses also can include identifying a change in the configuration information for the computing device. The technique for accessory control can include transmitting updated configuration information for the controller, the configuration information associating a function for the computing device with a user interface element value for the controller.
A method to create interactivity between a main device and a secondary device. The method comprises receiving a main stream comprising a signal indicating the availability of the ongoing interactive experience related to the audio/video content and extracting the interactive data from the main stream, obtaining a main interactive application related to the interactive data by the main device, obtaining a secondary interactive application related to the interactive data by the secondary device, loading the main interactive application into a software module of the main device, executing the main interactive application with all or part of the interactive data, collecting by the main interactive application of the main device, result of user's interactions made on the secondary device during execution of the secondary interactive application, processing the received user's interaction by the main interactive application to produce a result, displaying the result on the screen together with the audio/video content.
Methods and systems for content optimization are described. A computing device may determine a predictability score that indicates a probability that a device will access a first content item. The computing device may send a second content item associated with the first content item. The second content item may be based on the predictability score, and the predictability score may be modified. Additional content consumption and/or recommendations may be adjusted based on the predictability score.
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for determining watch time loss regions in media content items. In one aspect, features for a video are input into a trained model that is trained to output watch time loss regions. The trained model is trained using labels corresponding to known watch time loss regions in training videos and features of training videos that correspond to the known watch time loss regions. A watch time loss region defines a time window of a video during which a likelihood of a user stopping playback of the video is more than a threshold likelihood. In response to inputting the feature for the first video into the trained model, data regarding watch time loss regions for the video is obtained from the model and provided to an entity involved in providing the video to a user.
Techniques for trigger based digital content caching are described to automatically cache digital content on a client device based on a likelihood that the client device will access the digital content. A cache system, for instance, monitors an interaction of a first client device with digital content that is maintained as part of a digital service by a service provider system. Based on the monitored interaction, the cache system detects a trigger event that indicates a likelihood of interaction by a second client device to edit the digital content. Responsive to detection of the trigger event, the cache system is operable to initiate caching of the digital content on the second client device automatically and without user intervention.
Methods and apparatuses to encode both high dynamic range images and low dynamic range images. The input video may also convert the high dynamic range image to an image of lower luminance dynamic range by applying either a scaling the high dynamic range image to a predetermined scale of the luma axis or by applying a sensitivity tone mapping which changes the brightnesses of pixel colors falling within a subrange or by applying a gamma function or by applying an arbitrary monotonically increasing function mapping the lumas.
A video decoding method performed by a video decoding device according to the present document may comprise the steps of: acquiring image information from a bitstream, wherein the image information includes a picture header associated with a current picture, and the current picture includes multiple slices; on the basis of the picture header, acquiring at least one of a first flag indicating whether information required for an inter-prediction operation exists in the picture header and a second flag indicating whether information required for an intra-prediction operation exists in the picture header; on the basis of at least one of the first flag and the second flag, generating prediction samples by performing at least one of intra-prediction and inter-prediction with respect to a current block in the current picture; generating residual samples on the basis of residual information acquired from the image information; and generating reconstruction samples on the basis of the prediction samples and the residual samples.
Disclosed are methods and apparatuses for image data encoding/decoding. A method of decoding an image includes receiving a bitstream in which the image is encoded; obtaining index information for specifying a block division type of a current block in the image; and determining the block division type of the current block from a candidate group pre-defined in the decoding apparatus. The candidate group includes a plurality of candidate division types, including at least one of a non-division, a first quad-division, a second quad-division, a binary-division or a triple-division. The method also includes dividing the current block into a plurality of sub-blocks; and decoding each of the sub-blocks with reference to syntax information obtained from the bitstream.
A video processing method includes obtaining motion information of a neighboring block of a current image block, dividing the current image block into a plurality of sub-blocks in response to the neighboring block satisfying a preset condition, determining, in a time-domain reference image of the current image block, related blocks of the plurality of sub-blocks according to a motion vector of the neighboring block, and performing prediction on the current image block according to motion vectors of the related blocks.
An example device for coding point cloud data includes a memory configured to store data representing points of a point cloud, and one or more processors implemented in circuitry and configured to: determine height values of points in a point cloud; classify the points into a set of ground points or a set of object points according to the height values; and code the ground points and the object points according to the classifications. The one or more processors may determine top and bottom thresholds and classify the ground and object points according to the top and bottom thresholds. The one or more processors may further code a data structure, such as a geometry parameter set (GPS), including data representing the top and bottom thresholds.
A method for video decoding in a decoder is provided. Coding information of a current block (CB) from a coded video bitstream is decoded. The coding information includes weighted prediction information that indicates a weighted prediction for the CB. A determination is made as to whether to apply a prediction refinement with optical flow (PROF) on the CB based on the weighted prediction information. The CB is reconstructed based on the weighted prediction and whether the PROF is determined to be applied on the CB.
A video coding mechanism is disclosed. The mechanism includes receiving a bitstream comprising one or more sub-pictures partitioned from a picture and a sub-picture level indicator indicating resource requirements for decoding a current sub-picture. The bitstream is parsed to obtain the sub-picture level indicator and the current sub-picture. Resources are allocated to decode the current sub-picture based on the sub-picture level indicator. The current sub-picture is decoded to create a video sequence by employing the allocated resources. The video sequence is forwarded for display.
A method and apparatus for neural network based cross component prediction with low-bit precision during encoding or decoding of an image frame or a video sequence, which may include reconstructing a chroma component based on a received luma component using a pre-trained deep neural network (DNN) cross component prediction (CCP) model for chroma prediction, and updating a set of parameters of the pre-trained DNN CCP model with low-bit precision. The method may also include generating an updated DNN CCP model for chroma prediction with low-bit precision based on at least one video sequence, and using the updated DNN CCP model for cross component prediction of the at least one video sequence at reduced processing time.
The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.
This application relates to a video coding method and apparatus, a computer device, and a storage medium. The method includes: obtaining a current coding unit; obtaining target pixel gradient data through calculation according to a pixel value of a pixel in the current coding unit, the target pixel gradient data being obtained according to a difference between the pixel value of the pixel and a reference pixel value; determining a target division decision result corresponding to the current coding unit according to the target pixel gradient data; and performing video coding on the current coding unit according to the target division decision result.
A method for embedding information in a video signal is described. The method comprises receiving (305) a message (30) including the information; dividing (310) the message (30) in a first message part (132) and a second message part (134); acquiring (320) a first video frame (9) and a second video frame (10) from the video signal, wherein the second video frame (10) is temporally subsequent to the first video frame (9), and the video frames (9, 10) each include a pre-set number of pixels; and determining (330) a motion map (122) associated with the second video frame (10), wherein the motion map (122) indicates a movement of each of the pixels of in the second video frame (10) compared to the first video frame (9). The method further comprises embedding (360) the first message part (132) in the pixels of the second video frame (10) including weighting the first message part (132) for each pixel of the second video frame (10) based on the motion map (122); and embedding (365) the second message part (134) in the pixels of the second video frame (10) including weighting the second message part (134) for each pixel of the second video frame (10) based on an inverse of the motion map (122). Furthermore, a graphical encoder (100) and a system (1) are described, which are configured to perform such method.
According to the disclosure of the present document, a procedure of deriving indexes for inverse luma mapping and/or chroma residual scaling can be simplified, and linear LMCS can be applied. Therefore, the complexity of LMCS can be reduced, and the efficiency of video/image coding can be increased.
A three-dimensional data encoding method includes: (i) in a first case where a layered structure is generated by classifying three-dimensional points into layers: encoding attribute information for the three-dimensional points based on the layered structure; and generating a bitstream including layer information utilized for the generation of the layered structure; and (ii) in a second case where the three-dimensional points are not classified: encoding attribute information for the three-dimensional points; and generating a bitstream not including the layer information.
In response to a current block being partitioned into a first partition and a second partition based on a geometric partition mode, a first prediction type for the first partition and a second prediction type for the second partition are determined based on a flag associated with one of intra prediction, inter prediction, and intra block copy (IBC). Each of the first and second prediction types is one of the intra prediction, the inter prediction, and the IBC. Based on the first prediction type, a first prediction mode for the first partition of the current block is determined. Based on the second prediction type, a second prediction mode for the second partition of the current block is determined. The first partition of the current block is reconstructed based on the first prediction mode and the second partition of the current block is reconstructed based on the second prediction mode.
In a recording device configured to record a motion of an object in a virtual space, a data structure of data related to the motion of the object recorded by the recording device is used for a process of reproducing the motion of the object in the reproduction device. The recording device includes a controller and a storage. The controller causes the storage to store, in association with the object, the data related to the motion of the object and data related to available functions for a process of moving the object. The data related to the available functions for the process of moving the object is stored in the storage so that the reproduction device is able to specify a function class that is reproducible by the reproduction device.
In some embodiments, a computer-implemented method includes capturing an image for each flash unit of an electronic device, each image being illuminated during the capturing of the image; obtaining a normalized image from one or more of the illuminated images; and using an illumination-based optimization framework to generate an enhanced three-dimensional (3D) depth image, the illumination-based optimization framework being based on the illuminated image. In some embodiments of the computer-implemented method, the illumination-based optimization framework incorporates the normalized image and 3D depth data associated with the captured image into the generation of the enhanced 3D depth image.
A management apparatus that realizes transmission of scanned data, which is generated by each of a plurality of image readers including a first image reader and a second image reader, in accordance with address information associated with the image reader, the management apparatus including a storage that stores a plurality of pieces of address information including first address information associated with the first image reader and second address information associated with the second image reader, a receiver configured to receive a duplication instruction that duplicates the first address information as the second address information, and a setting section that causes the storage to store the first address information stored in the storage as the second address information in accordance with the duplication instruction.
An image transmission device includes a communicator that transmits image data to an e-mail address set by a user via a network, an operation acceptor that accepts user's settings, a storage that stores, for each predetermined case, a target domain applicable to the case, and a controller that controls the communicator, the operation acceptor, and the storage. When the user sets an e-mail address to which image data are to be transmitted, the controller determines whether a domain portion of the e-mail address matches a target domain of the case, and when the domain portion matches the target domain, the controller accepts settings of the e-mail address, and when the domain portion of the e-mail address does not match the target domain of the case, the controller does not accept settings of the e-mail address.
A scanning optical device includes a deflector, a reflecting mirror, a housing to accommodate the deflector and the mirror; and an elastic member to urge the mirror toward the housing. The mirror includes a first surface urged by the elastic member, a second surface opposite to the first surface, a third surface and a fourth surface perpendicular to the first and second surfaces. The housing includes a bearing surface to support the second surface and a regulating portion to regulate movement of the mirror to a mirror widthwise direction, perpendicular to a mirror longitudinal direction and parallel with the second surface, and toward an opening of the housing. The regulating portion is provided opposite to only a part of the third surface so that a ridge line of the mirror between the second surface and the third surface does not contact the regulating member even an attitude of the mirror changes in a direction away from the bearing surface.
The present invention suppresses the number of connections from another network, and reduces the load on call processing apparatuses in a local network. An ENUM server 30 includes: a congestion detection unit 322 that collects traffic information regarding calls that include call destination numbers from call processing apparatuses in the local network, calculates a call amount per unit time for each call destination number, and stores the call amounts per unit time as calculated call amount information 331, and also extracts a call destination number included in an ENUM query received from the other network, references the calculated call amount information 331, and determines that calls to the call destination number are in a congested state if the call amount regarding the call destination number exceeds a predetermined threshold value; a limit processing unit 323 that, if it was determined that the call destination number included in the ENUM query is in the congested state, determine whether or not the ENUM query is to be a limit target based on predetermined limit processing; and a signal response unit 325 that, if it was determined that the ENUM query is a limit target, generates an ENUM answer that indicates connection unavailability, and transmits the ENUM answer to the other network.
A communication apparatus includes a motion sensor, a communication device, and a control device. The motion sensor detects a gesture of a user. The communication device makes communication with a terminal device on another end, through a predetermined communication network. The control device acts as a controller. The controller causes the communication device to dispatch a call to the terminal device, when the motion sensor detects a prespecified gesture, in a state where a predetermined condition is satisfied.
Systems, methods, devices and non-transitory, computer-readable storage mediums are disclosed for a wearable multimedia device and, in some implementations, a cloud computing platform. In some implementations, in a method for presentation of a home screen. In response to determining that a waking condition of a mobile device is satisfied, an environment of the mobile device is sensed using one or more sensors of the mobile device. Based at least on the sensing, a current context of the mobile device is determined. In response to determining the current context of the mobile device, a particular content is selected from among a plurality of content, the particular content being relevant to a user of the mobile device based on the current context of the mobile device. The particular content is presented as a home screen of the mobile device upon waking the mobile device.
A call method is provided. In the call method, a first account is associated with a number of called party devices. A calling party device may call the number of called party devices by using the first account. When receiving calling, a called party device that is difficult to carry, such as a smart speaker or a smart television, may detect whether a distance to a smartwatch or a mobile phone having a same account is less than a distance threshold. If the distance is less than the distance threshold, the smart speaker or the smart television may output an incoming call prompt. If the distance is not less than the distance threshold, the smart speaker or the smart television ignores the received calling, and makes no response to the calling.
A blockchain-based platform system for interworking with one machine-to-machine (oneM2M) and lightweight machine-to-machine (LWM2M) and a method of implementing a blockchain-based platform are provided. The blockchain-based platform system for interworking with oneM2M and LWM2M includes a hyperledger fabric network configured to validate chaincode called in association with a first client application and generate an event in association with the validated chaincode, and a fabric bridge gateway configured to perform interworking with an LWM2M protocol and a oneM2M platform by transmitting a request or a response corresponding to the event to a second client application.
A ledger verifiable pruning system includes a skewed Merkle tree production module in which according to a linked list scheme, root hash value Rn−1 of a previous sub-tree is included in data block Tn, data block Tn in which root has value Rn−1 is included is hashed, thereby obtaining h(Tn), obtained h(Tn) and root hash value Rn−1 of the previous sub-tree are summated and then hashed, thereby obtaining h(h(Tn)|Rn−1), and obtained h(h(Tn)|Rn−1) is successively added to respective nodes of a binary Merkle tree structure to expanding and produces a skewed Merkle tree.
A system for authorizing secured access using cryptographic hash value validations is provided. In particular, the system may receive requests from users and/or computing systems to obtain secured access a particular resource or to execute a certain process. In response, the system may require that the user and/or computing system complete additional required steps (e.g., a computation) before being granted access to the resources or processes. In this way, the system may prevent unauthorized or unintended access to the system's resources or processes.
Embodiments of the present invention provide a system for secure communication of information that may be used to authorize communications or transfer of resources by use of an intelligent resource instrument with embedded tactile or audio feedback mechanism. The provided systems, methods, and computer program products are designed to select and generate stimulus information, simultaneously record EEG readings for a user, and use this information to verify user identity. Upon verification of user identity, the intelligent resource instrument may be activated for use in a resource transfer.
A computer-implemented method is for tamper-evident recording of a plurality of executable items. Each executable item is associated with a data item verification fingerprint. The method includes computing an aggregated verification fingerprint from data item verification fingerprints using a one-way compression function so that the aggregated verification fingerprint has a first bit length. The first bit length is less than a total bit length of a concatenation of the data item verification fingerprints. The method further includes storing the aggregated verification fingerprint in a blockchain, attempting to execute an element of code, validating the element of code against the aggregated verification fingerprint, and, based on the validation, allowing execution or denying execution of the element of code.
Embodiments decrypt or partially decrypt an encoded message or a private key, the encoded message or private key encoded by a public-key cryptography algorithm. Embodiments encode the public-key cryptography algorithm using a language of a program synthesizer and construct a grammar for the program synthesizer. Embodiments train the program synthesizer with training data comprising input-output pairs and execute the trained program synthesizer to generate a mathematical formula. Embodiments validate the generated mathematical formula and then perform the decrypting using the trained and validated program synthesizer.
An example method includes receiving an encrypted biometric enrollment data and user identifier data. The encrypted biometric enrollment data includes at least one biometric enrollment sample from a user encrypted using an encryption key. The encryption key is generated based on a user secret and the user identifier is associated with the user. The user identifier is matched with a stored user secret. A decryption key is generated based on the stored user secret. The encrypted biometric enrollment data is decrypted using the decryption key. The at least one biometric enrollment sample is retrieved from the decrypted biometric enrollment data. The at least one biometric enrollment sample is processed using a biometric processing algorithm to generate a biometric reference template. A biometric reference template identifier uniquely identifying the biometric reference template is generated. An encryption key is generated based on the stored user secret and encrypts an enrollment confirmation message.
A system for auditing event data includes an interface and a processor. The interface is configured to receive an audit query request and a client key. The processor is configured to determine whether the audit query request is valid; determine whether a chain of events is stored in an audit store, wherein the chain of events is associated with the audit query request; and in response to determining that the chain of events is stored in the audit store, provide data for the audit query request.
An integrated circuit comprising a CPU coupled to a system bus, a network interface configured to interface with an external device, and a crypto neuromorphic core coupled to the system bus. The cryptographic core comprising a processor or core, an internal bus, and a non-transitory computer-readable memory, wherein the crypto neuromorphic core is isolated from the CPU and the network interface via the system bus and the crypto neuromorphic core runs its own operating system. The crypto neuromorphic core is configured to: contain a secure core comprising a secure processor and dedicated/protected memory; store a private key in the dedicated/protected memory accessible to the secure core but not accessible to other components of the crypto neuromorphic core, the central processing unit, and the network interface; add data to a blockchain using the private key via the network interface; and read data from the blockchain via the network interface.
A computer platform includes an artificial neural network (ANN) as well as a classifier. The ANN is configured, after a learning phase, to transform an input data vector into a discriminating feature vector having a smaller dimension. A user then generates, from a plurality of reference data vectors, the same plurality of reference feature vectors, which are encrypted in an encryption module using the public key of a homomorphic cryptosystem and stored in a reference database of the platform. When the user requests the classification of an input data vector, the ANN, or a copy thereof, provides the classifier with a corresponding discriminating feature vector (y). Distances from the vector to the different reference feature vectors are calculated in the homomorphic domain and the index of the reference feature vector closest to y, i.e. the identifier i0 of the class to which it belongs, is returned to the user.
An interface obtains basic page information from another interface. The basic page information includes N bits, the N bits include an FEC function indicator bit sequence including an FEC ability indicator bit and an FEC requested indicator bit. The interface determines, based on values of a plurality of bits in the N bits, an operation mode supported by the another interface. The FEC function indicator bit sequence includes a first FEC function indicator bit corresponding to m FEC abilities; or the FEC function indicator bit sequence includes a first FEC ability indicator bit corresponding to n FEC abilities, where both m and n are greater than or equal to 1. Because one FEC function indicator bit indicates more FEC abilities, N bits in a basic page can carry more information, so that a process of increasing auto-negotiation pages is slowed down, thereby avoiding impact on auto-negotiation efficiency.
A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The client device accesses an acceleration server to receive a list of available tunnel devices. The requested content is partitioned into slices, and the client device sends a request for the slices to the available tunnel devices. The tunnel devices in turn fetch the slices from the data server, and send the slices to the client device, where the content is reconstructed from the received slices. A client device may also serve as a tunnel device, serving as an intermediate device to other client devices. Similarly, a tunnel device may also serve as a client device for fetching content from a data server. The selection of tunnel devices to be used by a client device may be in the acceleration server, in the client device, or in both. The partition into slices may be overlapping or non-overlapping, and the same slice (or the whole content) may be fetched via multiple tunnel devices.
A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The client device accesses an acceleration server to receive a list of available tunnel devices. The requested content is partitioned into slices, and the client device sends a request for the slices to the available tunnel devices. The tunnel devices in turn fetch the slices from the data server, and send the slices to the client device, where the content is reconstructed from the received slices. A client device may also serve as a tunnel device, serving as an intermediate device to other client devices. Similarly, a tunnel device may also serve as a client device for fetching content from a data server. The selection of tunnel devices to be used by a client device may be in the acceleration server, in the client device, or in both. The partition into slices may be overlapping or non-overlapping, and the same slice (or the whole content) may be fetched via multiple tunnel devices.
Provided are a content caching optimization system and method. The content caching optimization system in which content priority in an information-centric networking (ICN) environment is taken into consideration includes one or more producer terminals configured to generate and provide content, one or more user terminals configured to transmit content requests according to users and receive content according to the content requests, one or more mobile/multiple access edge computings (MECs) configured to predict the number of requests for each piece of content to be requested later on the basis of the content requests received from the user terminals, and a software-defined network (SDN) controller configured to calculate a content popularity using the number of requests for each piece of content predicted by the MECs and perform content caching optimization on the basis of the calculated content popularity and a preset content priority.
Aspects of the subject disclosure may include, for example, transmitting a first message to a server. The first message includes a request for a service and a first timeout associated with the service. The request causes generation of a blocking call associated with the service on the client computing device. Further embodiments can include receiving, prior to the first timeout expiring, a second message from the server indicating that the service is in-progress, and transmitting a third message to the server. The third message comprises one of a first instruction to continue with the service as the blocking call or a second instruction to convert the blocking call to a non-blocking call associated with the service. Other embodiments are disclosed.
Provided are an IoT device and an IoT communication method. The IoT device may: be connected to a server via NAT; execute a first session for service connection; and execute a second session for calculating a particular keep-alive value corresponding to a period in which an IP address mapped by the NAT expires. The present invention can minimize transmission of a keep-alive value of an IoT device, enables an IoT device to share a particular keep-alive value with other IoT devices, and thus can minimize a network load which may be caused by a keep-alive value of an IoT communication device.
A method of condition monitoring for a device, the method including determining a desired state of the device, or event, at which sensor data is to be obtained; determining an indicator indicating the desired state or event; monitoring for the indicator; sending an instruction to one or more sensors associated with the device to trigger activation of the sensor when the desired state or event has occurred, as indicated by the indicator; receiving data from the activated sensor; and returning the sensor to a sleep mode after the data has been received from the sensor.
Routing packetized actions in a voice activated data packet based computer network environment is provided. A system can receive audio signals detected by a microphone of a device. The system can parse the audio signal to identify trigger keyword and request, and generate an action data structure. The system can transmit the action data structure to a third party provider device. The system can receive an indication from the third party provider device that a communication session was established with the device.
A system designed for increasing network communication speed for users, while lowering network congestion for content owners and ISPs. The system employs network elements including an acceleration server, clients, agents, and peers, where communication requests generated by applications are intercepted by the client on the same machine. The IP address of the server in the communication request is transmitted to the acceleration server, which provides a list of agents to use for this IP address. The communication request is sent to the agents. One or more of the agents respond with a list of peers that have previously seen some or all of the content which is the response to this request (after checking whether this data is still valid). The client then downloads the data from these peers in parts and in parallel, thereby speeding up the Web transfer, releasing congestion from the Web by fetching the information from multiple sources, and relieving traffic from Web servers by offloading the data transfers from them to nearby peers.
Systems and methods for optimizing virtual world computations through an n-tier architecture including at least three tiers are provided. In a sample three-tier architecture, a first tier comprises a client software engine configured to receive input data, send the data to the second tier, and perform end-user processing. A second tier connects to the first tier and to a third tier through a network and comprises a client-dedicated module that is dynamically instantiated and which is configured to either prepare the received data for subsequent processing from the client software engine or send the received data to the third tier. The third tier comprises a virtual world processing module configured to receive and process data from the second tier, generating world state updates, and to dynamically instantiate the client-dedicated module to spawn client-dedicated instances. The world state updates are sent to corresponding client-dedicated module instances for further processing.
One embodiment provides for a media playback device comprising a memory device to store instructions; one or more processors to execute the instructions stored on the memory device, the instructions to cause the one or more processors to provide a playback queue manager to manage one or more media playback queues including a set of media items associated with a scheduled event and a playback routing manager to determine an output destination for the set of media items based on context associated with the scheduled event, the playback routing manager to route output of playback of the set of media items to one or more of multiple different connected media playback devices based on the context associated with the scheduled event.
A communication device may include a message generator configured to generate a message in accordance with a command set to use a communication service provided by a communication session setup protocol; and a modem circuit coupled to the message generator and configured to operate in accordance with the message generated by the message generator; wherein the message generator is configured to generate the message comprising a command to at least one of control or establish an Internet Protocol Multimedia Subsystem service.
Systems, computer program products, and methods are described herein for dynamic communication channel switching based on preconfigured network security protocols. The present invention is configured to receive, from a first user input device, a request to access resources via a first communication channel; determine, using a network device configuration monitoring engine, device configuration parameters associated with the first user input device; determine configuration requirements associated with the first communication channel; determine that the device configuration parameters associated with the first user input device does not meet the configuration requirements associated with the first communication channel; trigger a channel switch engine; determine, using the channel switch engine, that the device configuration parameters associated with the first user input device meets configuration parameters associated with a second communication channel; and authorize the first user input device to access the resources via the second communication channel.
A system may be configured to prepare and use prediction models for predicting existence of fingerprints among encrypted traffic. Some embodiments may: obtain a machine learner configured to identify statistical differences between pseudo-randomness associated with encrypted user data and higher-entropy randomness associated with a set of other data; determine at least a portion of a path traversed by the encrypted user data in the network based on the identification; and secure the network based on the determination.
In general, one or more embodiments of the invention relates to systems and methods for detecting ransomware attacks earlier and closer to the time of attack. The ransomware attack can be detect by determining a change rate of data blocks between snapshots. The ransomware attack can also be detected by determining the pattern of changes in the blocks deviates from a normal pattern. By making these determinations, a quick identification of possible ransomware attacks can be made and other methods of mitigating the attack can be deployed when they are may still be useful to mitigate potential damage to a user's data.
A method including receiving a record in a first timeframe; establishing a plurality of threat vectors for the record; merging the plurality of threat vectors to the record; generating a risk valuation for the record based on the plurality of threat vectors; merging the risk valuation to the record to form a risk event; and storing the risk event in a computer-readable data store.
An anomaly detection server is provided. The anomaly detection server is a server for counteracting an anomalous frame transmitted on an on-board network of a single vehicle. The anomaly detection server acquires information about multiple frames received on one or multiple on-board networks of one or multiple vehicles, including the single vehicle. The anomaly detection server, acting as an assessment unit that, based on the information about the multiple frames and information about a frame received on the on-board network of the single vehicle after the acquisition of the information about the multiple frames, assesses an anomaly level of the frame received on the on-board network of the single vehicle.
A method includes, in response to receiving an email message, detecting one or more artifacts within an email message, wherein each of the artifacts is associated with a payload; for each artifact, generating, a descriptor object representing the artifact that does not include the payload, so that the processor is prevented from accessing the payload via the descriptor object; and at least one payload button based on the payload associated with the artifact for causing the payload to be transmitted to an external system for analysis of the payload; and presenting an artifact dashboard in a graphical user interface (GUI) rendered on a display of the email security system, the artifact dashboard displaying, for each artifact, the descriptor object representing the artifact and the at least one payload button based on the payload associated with the artifact.
Methods, systems, and apparatus, including an apparatus for verifying the integrity of requests. In some aspects, a method includes receiving, from an application, a request including an attestation token of the application. The attestation token includes a set of data that includes at least a public key of the application and a token creation time that indicates a time at which the attestation token was created. The attestation also includes a signature of the set of data. The signature is generated using a private key that corresponds to the public key. The integrity of the request is verified using the attestation token. The verification includes determining that the integrity of the request is valid based on a determination that the token creation time is within a threshold duration of the time at which the request was received and a determination that the set of data has not been.
Systems, computer program products, and methods are described herein for intrusion detection using resource activity analysis. The present invention is configured to receive, from a computing device of a user, an indication that the user has accessed a resource allocation portfolio of a customer; determine a geographic information of the user; retrieve a geographic information of the customer; determine that the geographic information of the user does not match the geographic information of the customer; determine an exposure level associated with the user access of the resource allocation portfolio of the customer; determine that the exposure level is greater than a predetermined threshold; and automatically trigger a transmission of a notification to a computing device of an administrator indicating that the exposure level associated with the user access of the resource allocation portfolio of the customer is greater than the predetermined threshold.
A method for granting guest access to a control device includes detecting, by a monitoring control unit, a new connection of a guest device to a network, transmitting, by the monitoring control unit and to an authorized device, a request to grant access to the guest device to control a monitoring system, in response to the request, receiving, by the monitoring control unit, approval to grant access to the guest device to control the monitoring system, and in response to the approval, transmitting, by the monitoring control unit and to the guest device, (i) data that allows the guest device to access a web service and (ii) a temporary authentication token.
Systems, methods, and apparatuses are described for authenticating a user device and/or user application. A user device may receive, based on a first authentication request, a plurality of messages sent over a plurality of channels of communication (e.g., a message to a URL address associated with the user device and a binary Short Message Service (SMS) message). Based on information from the messages, the user device may transmit a second authentication request.
A method for generating digital certificates for anonymous users in blockchain transactions includes: storing a blockchain comprised of a plurality of blocks, each block including a block header and transaction values, where each transaction value includes data related to a blockchain transaction including a sending address, recipient address, and transaction amount; receiving a certificate request from a computing device, the request including a user public key of a cryptographic key pair; identifying a subset of transaction values in the blockchain where the sending address or recipient address was generated using the user public key; determining a confidence level based on the data included in each transaction value included in the subset; generating a digital certificate based on the determined confidence level; and transmitting the generated digital certificate to the computing device.
The present invention relates to a method, apparatus, and system for communication with a user's family members using the DNA of the user without making the DNA profile public. According to a first aspect, there is provided a computer implemented method of locating one or more members of a familial network, comprising the steps of: generating one or more encryption keys derived from a first genomic sequence; encrypting a message using the or each encryption key to form an encrypted message; sending the encrypted message to one or more remote devices wherein decrypting the encrypted message at the one or more remote devices uses one or more encryption keys derived from a second genomic sequence; and receiving a confirmation regarding whether the decryption of the encrypted message was successful by any of the one or more remote devices.
Systems and methods include obtaining criteria for selecting connectors for private application access in a cloud-based system; responsive to a request to access an application, by a user device, located in any of a public cloud, a private cloud, and an enterprise network, wherein the user device is remote over the Internet, determining a connector coupled to the application based on the criteria; and, responsive to a user of the user device being permitted to access the application, stitching together connections between the cloud-based system, the application, and the user device to provide access to the application.
A first packet of a packet flow is received at a classifying network device. The first packet is forwarded from the classifying network device to a firewall network device. An indication that the packet flow is to be offloaded is received at the classifying network device. Data is stored at the classifying network device indicating that the packet flow is to be offloaded. A non-control packet of the packet flow is received at the classifying network device. A determination is made that the non-control packet belongs to the packet flow by comparing data contained in the non-control packet to the stored data. The non-control packet of the packet flow is directed to a processing entity in response to the determining. A control packet of the packet flow is received at the classifying network device. The control packet of the packet flow is directed to the firewall network device.
Network traffic inspection is disclosed. An application executing on a client device as an operating system that uses a virtual private network (VPN) stack of the operating system intercepts a first IP packet. The application determines that a policy should be applied to the intercepted first IP packet. The policy is applied to the intercepted first IP packet.
An electronic device and method are disclosed. The electronic device includes memory storing identification of at least an external electronic device, to which an IPv6-based IP address is allocatable, a communication circuit, and a processor. The processor implements the method, including: receiving, from the external electronic device, a router solicitation including a link local address generated by the external electronic device, and identification information of the external electronic device, confirming whether the identification information of the external electronic device included in the router solicitation is stored in the memory, and if so, transmitting a router advertisement including information related to generation of the IP address to the external electronic device.
A device management apparatus includes a communicator transmitting and receiving various types of data to and from the device; a management ID issuer issuing a unique management ID to the device; a storage that stores device specifying information of the device, the device specifying information including the management ID and predetermined device identification information; a display displaying, in a list of devices to be managed, the device to which the management ID is issued; and a controller controlling the communicator, the management ID issuer, the storage, and the display, where when the communicator has received a connection request from a device via the network, the controller judges whether the device has a management ID, and if the device has no management ID, the controller controls the management ID issuer to issue a unique management ID to the device and controls the communicator to transmit the unique management ID.
Connectivity between remote networks is managed by a central engine that collects and stores network data such as network addresses, URLs, hostnames, and/or other information. The engine creates a tunnel proxy, as well as separate respective tunnels with the remote networks. Based upon network data, the engine references the tunnel proxy to create a logical link joining the respective tunnels. Data can then flow between the remote networks through the logical link. The logical link may exist for only a limited time, e.g., as determined by a timer. Certain embodiments may be particularly suited to empower a customer network to manage connectivity with the remote network of a support provider. The customer can initiate connectivity changes without the manual involvement of the support provider. The customer can also authorize the support provider to manage connectivity and initiate changes under prescribed conditions.
A tunnel is established between a first edge server of a distributed edge compute and routing service and a tunnel client residing on an origin server. Routing rules are installed in the edge servers of the distributed edge compute and routing service to reach the first edge server. The routing rules are based at least in part on traffic information gathered from processing other traffic that traverses the distributed edge compute and routing service. A request for content served by the origin server through the tunnel is received at a second edge server of the distributed edge compute and routing service. A path from the second edge server to the first edge server is determined based on the routing rules. The request is transmitted on the determined path. The first edge server receives the request and transmits the request to the origin server over the tunnel.
Systems and methods provide a flexible environment for intelligently scoring transactions from data sources. An example method includes providing a user interface configured to generate a rubric by receiving selection of one or more one or more conditions, each condition identifying a tag generated by a classifier in the library of classifiers and for each identified tag, receiving selection of a value for the tag that satisfies the condition and receiving selection of an outcome attribute for the condition. The outcome attribute may be a weight for the tag or an alert condition. The method includes storing the rubric in a data store and applying the stored rubric to scoring units of a transaction. The method also includes aggregating scores for transactions occurring during a trend period and displaying the trend score. In some implementations, at least one classifier in the library is a rule-based classifier defined by a user.
The techniques disclosed herein provide a system that can identify two or more independently managed message threads and modify a user interface to enable a common user of the threads to view messages of both threads. For instance, if a user is participating in a first chat session that is displayed within a first message thread, the system can identify other threads that are related to the first thread. The related threads can be identified by a user input or by a query performed by a system. In some embodiments, the system can only search for threads that have at least one common user to the first thread. The system can provide this display of two related threads while linking the threads but not merging the messages of the threads. A data structure can be maintained to control the display of each thread.
An email verification system is described. The email verification system stores names and associated email addresses. An email is received that has a sender name and a sender email address. If the email verification system determines that the sender name matches a stored name but the sender email address does not match with an email address associated with the stored name, the email is prevented from being transmitted to its recipient unless the email is verified as being legitimate. The email verification system transmits a request to verify the email via a configured verification method. If a response is received that verifies the email as legitimate, the email is delivered; otherwise the email is blocked.
A server of an on-premises data center used for a software platform identifies a condition impacting real-time communication services at a premises housing devices accessing the software platform. The server transmits, to a device of an administrator associated with the premises via a messaging application for real-time communication between two or more human-operated devices, a message indicating the condition and including one or more selectable elements each associated with a different action for addressing the condition. The server receives an indication of a selectable element selected from amongst the one or more selectable elements at the device of the administrator. The server causes performance of the action associated with the selected selectable element.
Certain aspects of the present disclosure provide techniques for a method for wireless communications by a user equipment (UE), comprising generating a report indicating a capability of the UE to perform full duplex (FD) communications dependent on transmission power level and transmitting the report to a network entity.
The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure provides a method and an apparatus for coexistence of device-to-device communications and cellular communications in a mobile communications system.
A wireless communication device, method and system. The device includes a memory, and a processing circuitry coupled to the memory. The processing circuitry is to: decode at least one signal field portion of a signal field of a Physical Layer Convergence Protocol (PLCP) Data Unit (PPDU) received over a bonded channel, the bonded channel comprising a plurality of subchannels including a punctured subchannel, the signal field portion on at least one unpunctured subchannel of the plurality of subchannels; determine, from the at least one signal field portion, information on a resource allocation for the device, the resource allocation indicating at least one resource unit (RU) used in a data field of the PPDU for the device; and decode a data field portion of the data field of the PPDU, the data field portion received on a part of the punctured subchannel based on the resource allocation.
A window adjustment method and apparatus, a network device and a terminal device, the method comprising: a network device determining a first sending parameter, the first sending parameter being used to indicate an SN of a first data packet, and sending the first data packet according to the first sending parameter, the first data packet being a next data packet expected to be sent in a send window (501); if the network device confirms that the first data packet has been accurately received by at least one terminal device, the network device moving the send window; a starting SN of the send window before being moved being a first SN, a starting SN of the send window after being moved being a second SN, and the second SN being a first unconfirmed SN after the first SN (502).
An apparatus includes a first set of processing element nodes, the first set of processing element nodes defining a first hierarchy of processing element nodes, the first set of processing element nodes comprising a source node, a first look-up table (LUT), and a first forwarder node, the source node to communicate with the first forwarder node by a first virtual channel. The apparatus includes a second set of processing element nodes, the second set of processing element nodes defining a second hierarchy of processing element nodes, the second set of processing element nodes comprising a second forwarder node, a second LUT, the second LUT comprising an indication of a direction of the first forwarder node in the first hierarchy, and a target node logically coupled to the second forwarder node by the first virtual channel. The first LUT comprises a direction of the second forwarder node in the second hierarchy.
A process includes enforcing compliance of a compute appliance to a reference operating state for the compute appliance. The compute appliance is part of a cloud-based computing system. Enforcing compliance with the reference operating state includes, responsive to a startup of the compute appliance, the compute appliance determining an actual compute state of the compute appliance. The actual compute state includes an actual physical topology placement of a hardware component of the compute appliance. Determining the actual compute state includes determining the physical topology placement of the hardware component. Enforcing compliance with the reference operating state includes verifying whether the actual compute state complies with the reference compute state. The verification includes comparing the actual compute state to the reference compute state. Enforcing compliance with the reference operating state includes, responsive to a result of the verification, controlling whether the compute appliance is part of the cloud-based computing system.
Techniques for using traceroute with tunnels and cloud-based systems for determining measures of network performance are presented. Systems and methods provide adaptive probing of a service path in a network, wherein the service path includes a plurality of legs. The systems and methods include, for one or more legs of the plurality of legs, sending a number of probes using one of a plurality of protocols; responsive to receiving a response from the number of probes, determining the one of the plurality of protocols is successful and storing this protocol the one or more legs; and, responsive to failure to receive the response, sending a number of probes using another one of the plurality of protocols and continuing until a successful protocol is determined or all of the plurality of protocols fail.
Techniques for determining the path of User Datagram Protocol (UDP) traceroute probes using Transmission Control Protocol (TCP) and Internet Control Message Protocol (ICMP). Various embodiments include sending a plurality of probes to one or more legs in a network path; obtaining measurements from each of the plurality of probes for each of the one or more legs in the network path; and performing one or more actions based on the measurements from each of the plurality of probes. The steps further include overlapping the measurements to determine latency to a destination and identifying throttling of UDP traffic based on the overlapping of measurements from the plurality of probes.
A method for network flow metadata processing at a network packet broker is described herein. The method includes, receiving, as input at a network packet broker, network traffic flow data, aggregating the network traffic flow data over a predefined time period to generate Internet protocol (IP) flow feature vectors containing metadata parameters associated with one or more particular endpoint devices, and providing the IP flow feature vectors to a machine learning element in the network packet broker. The method further includes identifying, by the machine learning element, anomalies existing in the metadata parameters included in the IP flow feature vectors, and automatically configuring one or more filter elements in the network packet broker in response to detecting the identified anomalies of the IP flow feature vectors.
A system includes a processor and memory storing instructions that cause the processor to receive, from a client device, inputs defining associations between one or more control objectives and one more policies, wherein the one or more control objectives define one or more functions to be performed to comply with the one or more policies. The processor may map the one or more policies associated with the one or more control objectives to an application environment and receive, from the client device or a different client device, a change set to an application in the application environment, wherein the change set comprises one or more modifications to the application. The processor may then determine whether the change set adheres to the one or more policies and restrict implementation of the change set in response to determining that the change set does not adhere to the one more policies.
A network device may receive a border gateway protocol (BGP) flow specification route associated with creation of an overlay network slice in a network, and may create a new routing instance based on the BGP flow specification route. The network device may associate interfaces defined by the BGP flow specification route with virtual private network (VPN) members, and may determine VPN parameters based on the BGP flow specification route. The network device may advertise the VPN parameters within the network to cause the network to generate the overlay network slice.
A relay device that performs reset processing in relation to wired communication with a first device in response to a change in a communication rate of the wired communication with the first device; and in response to performing the reset processing, start control to transmit a predetermined message to a second device even though there is no transmission from the first device, the predetermined message being expected to be transmitted from the first device to the second device.
Provided are a method for service status analysis, a server, and a storage medium. The method includes: for each vertex of multiple vertices in a graph database: reading out attribute data of the vertex, where the graph database is generated in advance according to a service description table, the vertex represents a service, and the attribute data of the vertex includes at least one service attribute of the service represented by the vertex; and according to the attribute data of the vertex and attribute data of each of multiple related vertices, determining a service status level of the service represented by the vertex, where each of the multiple related vertices has a propagation relationship with the vertex; and according to the service status level of each of the services represented by the vertices, analyzing a service propagation network.
Techniques are described for automating the configuration of a simple network management protocol (SNMP) manager device for enabling collection of SNMP data from one or more SNMP-enabled devices. Based upon SNMP object identifiers (OIDs) received from an SNMP-enabled device, processing is performed to map the OIDs to one or more SNMP management information bases (MIBs) corresponding to the OIDs. The identification of the OIDs and mapping the OIDs to one or more MIBs is performed in an automated manner and substantially free of any human or manual intervention. The identified one or more MIBs are then used to configure the SNMP manager to enable SNMP communications between the SNMP-enabled device and the SNMP manager. In certain implementations, the identified one or more MIBs are loaded into system memory by the SNMP manager.
The apparatus may be provided to improve a PAPR in at least one of a single-carrier FDM signal or DFT-s-OFDM. The apparatus may be configured to encode a set of information bits with a channel encoder; generate, based on a set of encoded bits from the channel encoder, a set of amplitude symbols using a distribution matching function; generate a set of modulated symbols based on the set of amplitude symbols; and transmit, to a second device, a signal based on the set of modulated symbols. An apparatus may be configured to receive, from a first device, a signal based on a set of modulated symbols and derive a set of encoded bits based on the received set of modulated symbols using a distribution matching function.
Systems and methods for providing multicast group (MCG) membership relative to partition membership in a high performance computing environment. In allowing a subnet manager of a local subnet to be instructed that all ports that are members of the relevant partition should be set up as members for a specific multicast group, the SM can perform a more efficient multicast-routing process. It is also possible to limit the IB client interaction with subnet administration conventionally required to handle join and leave operations. Additionally, subnet manager overhead can be reduced by creating a spanning tree for the routing of multicast packets that includes each of the partition members added to the multicast group, instead of creating a spanning tree after each multicast group join request is received, as conventionally required.
Methods and systems are disclosed for performing operations for providing a shared augmented reality experience in a video chat. A video chat can be established between a plurality of client devices. During the video chat, videos of users associated with the client devices can be displayed. During the video chat, a request from a first client device to activate a first AR experience can be received, and in response, and body parts of users depicted in the videos are modified to include one or more AR elements associated with the first AR experience.
Systems and methods are provided for granting service units associated with a charging session for providing network service to an end user. The method includes receiving a request message for the network service; selecting one or more offerings associated with the received request message prior to applying quota determination rules, where each offering includes one or more associated resources. The method further includes applying quota determination rules to the selected one or more offerings based on the associated resources, and rating the service request based on the selected one or more offerings and the results of applying the quota determination rules, where the rating results in an assigned quota. The method further includes transmitting the assigned quota for the requested service, where the assigned quota includes the granted service units.
The present disclosure provides method and device for wireless communications in sidelink. A first node receives a first signaling and a first radio signal, the first signaling indicating a first priority; determines whether to transmit a second signaling jointly according to a current value of a first counter and the first priority; when determining to transmit the second signaling, transmits the second signaling and updates the first counter's value with an initial value; when determining not to transmit the second signaling, drops transmitting the second signaling and updates the first counter's value by 1; herein, the first signaling comprises configuration information of the first radio signal. The present disclosure addresses the RLF triggered by the data-transmitting device due to the influence of the Half Duplex and/or transmitting capability of the V2X UE, thus enhancing the link robustness.
Systems and methods for generating a control signal for automatic wireless network version detection of a transmission. The control signal enables a receiver to detect the wireless network version detection of the transmission, so that the proper wireless network version is used for interpreting signaling information and decoding of the payload of the transmission. In some examples, the control signal is within a preamble of the transmission. The wireless network version can be an IEEE 802.11 version, such as proposed IEEE 802.11be. The control signal is compatible with legacy systems and can indicate the legacy signaling information by way of a Legacy Signal (SIG) (L-SIG) symbol. In some examples, the control signal can indicate the wireless network version by using an identifier symbol which is generated from at least part of, but is not identical to, the L-SIG symbol.
An optical network communication system utilizes a passive optical network including an optical hub having an optical line terminal, downstream transmitter, an upstream receiver, a processor, and a multiplexer. The upstream receiver includes a plurality of TWDMA upstream subreceivers. The system includes a power splitter for dividing a coherent optical signal from the optical hub into a plurality of downstream wavelength signals, a long fiber to carry the coherent optical signal between the optical hub and the power splitter, and a plurality of serving groups. Each serving group includes a plurality of optical network units configured to (i) receive at least one downstream wavelength signal, and (ii) transmit at least one upstream wavelength signal. The system includes a plurality of short fibers to carry the downstream and upstream wavelength signals between the power splitter and the optical network units, respectively. Each upstream subreceiver receives a respective upstream wavelength signal.
A system and method for operating a hybrid 4G satellite network. The method includes providing a NGSG including a satellite AS/NAS stack, a terrestrial 4G stack and a relay to connect the satellite AS/NAS stack and the terrestrial 4G stack; transporting a 4G traffic between a 4G UE and the NGSG using a satellite air interface; utilizing a terrestrial network between the NGSG and a 4G CN to transport the 4G traffic; and mapping, with the relay, the 4G traffic between the satellite AS/NAS stack and the terrestrial 4G stack and vice versa, where the satellite air interface is better suited for satellite communications than the terrestrial network. A system and method for multiplexing a first-generation UE and a second-generation UE on a satellite channel.
A mobile terminal and its methods of use are disclosed herein. In an embodiment, a mobile terminal for enabling radio communications includes a common reference device, frequency conversion circuitry, and pilot tracking circuitry and/or signal tracking circuitry. The common reference device provides a common reference signal for frequency conversions. The frequency conversion circuitry uses the common reference signal from the common reference device to perform a frequency conversion of incoming or outgoing communications. The pilot tracking circuitry determines a frequency error based on a frequency of a received pilot signal and causes an adjustment to the frequency conversion performed by the frequency conversion circuitry based on the frequency error. The signal tracking circuitry determines a frequency error signal based on the frequency of an incoming communication signal and causes an adjustment to the frequency conversion performed by the frequency conversion circuitry based on the frequency error.
According to a first embodiment, a method may include determining, by a user equipment, that a secondary cell beam failure has occurred at a medium access control layer. The method may further include determining, by the user equipment, one or more other secondary cell candidates based on at least candidate beam measurements of a primary cell. The method may further include transmitting, by the user equipment, one or more data packets related to one or more selected other secondary cell candidates.
Method performed by a UE for providing a channel state information (CSI) feedback in a wireless communication system including at least the UE and a gNB or a radio network node. The UE is operative to: estimate the MIMO channel between the gNB and the UE based on received DL reference signals for the configured resource blocks. The UE is further operative to calculate, based on a performance metric, a precoder matrix, for a number of antenna ports of the gNB and configured subbands, the precoder matrix being based on two codebooks and a set of combination coefficients for complex scaling/combining one or more of vectors selected from a first codebook and a second codebook, and the UE is operative to report a CSI feedback and/or a PMI and/or a PMI/RI, to the gNB, used to indicate the precoder matrix for the configured antenna ports and resource blocks.
A receiving circuit (100) includes: a channel estimation unit (20) configured to estimate a channel response vector based on a reception signal received via a plurality of antennas (10); a covariance matrix estimation unit (30) configured to estimate a covariance matrix based on the reception signal and the channel response vector; a covariance matrix correction unit (40) configured to correct the covariance matrix by adding, to the covariance matrix, an offset value with a value in components including off-diagonal elements of the matrix; and a weight multiplication unit (50) configured to estimate a transmission signal by multiplying a weight based on the channel response vector and the corrected covariance matrix by the reception signal.
A method performed by a STA may comprise transmitting an HE LTF of a data unit. The HE LTF may have a number of symbols based on a number of space-time streams utilized for the data unit. The HE LTF may be transmitted on a subset of subcarriers of a 20 MHz channel, a 40 MHz channel or an 80 MHz channel.
The present teachings disclose a multibeam satellite system and methods that can achieve orthogonality between spatially multiplexed signals in a multi-input multi-output (MIMO) configuration when operating in line-of-sight (LOS) uplink and downlink channels on the feeder link side, using essentially a common spot beam. The teachings maximize a MIMO capacity across multiple frequency bands by disclosing an antenna array geometry for disposition on-board a single satellite and for a ground segment.
The present application relates to a dual-polarization-joint noise processing method and device. The present application compensates the discrete spectral coefficient noise on the X polarization state with noise information carried by the discrete spectral eigenvalue on the X, Y polarization states, and a correlation coefficient between the discrete spectral eigenvalue and the discrete spectral coefficient on the X polarization state. Similarly, compensating the discrete spectral coefficient noise on the Y polarization state with noise information carried by the discrete spectral eigenvalue on the X, Y polarization states, and a correlation coefficient between the discrete spectral eigenvalue and the discrete spectral coefficient on the Y polarization state.
Various embodiments of the present disclosure are directed to accessing a quantum communication channel undetected and/or characterizing this communication channel based upon attempted access. An example method includes accessing a quantum communication channel transmitting one or more qubits. The method includes the introduction of a noise signal to the quantum communication channel and then applying in its absence one or more weak or variable-strength measurements to the quantum communication channel. A strength of at least one measurement of the one or more measurements is based at least in part upon the current noise signal. The method further includes obtaining information associated with the one or more qubits based on the one or more measurements.
The present application discloses an integrated self-coherent receiving optical chip based on round-trip delay interferometers, including a first beam splitter, a multi-port circulator array, a first round-trip delay interferometer and a second round-trip delay interferometer integrated on a same substrate, wherein the first beam splitter is connected to the multi-port circulator array, and the multi-port circulator array is connected to the first round-trip delay interferometer and the second round-trip delay interferometer, respectively.
A ternary phase shift keying transmitter and receiver can efficiently communicate using ternary encoded data that avoids indistinguishable transition curves for each of the three modulated states in the ternary encoded data. The transmitter is interoperable and can function with different types of receivers including direct detection-based receivers and coherent detection-based receivers.
There is provided an optical network device (30) comprising separate downstream and upstream signal paths (33, 34) disposed between a wavelength division multiplexing unit (16) and a signal splitting element (32, 44, 50), an optical to electrical signal converter (18) disposed in the downstream path and an electrical to optical signal converter (22) disposed in the upstream path, wherein the signal splitting element (32, 44, 50) is capable of splitting signals independent of signal frequency and is configured with an isolation of 30 to 50 dB thereby to substantially prevent leakage of downstream signals into upstream path (34). The signal splitting element is capable of splitting signals independent of signal frequency and may be a directional coupler, two-way signal splitter or hybrid coupler comprising at least two different types of coupler element.
Systems, apparatus, methods, and articles of manufacture are disclosed for code merging in communication systems. An example apparatus includes at least one memory, machine-readable instructions, and processor circuitry to at least one of instantiate or execute the machine-readable instructions to at least identify first data as line-of-sight data based on a first range of a first target object, identify second data as multipath data based on a second range of a second target object, after a determination that the second data includes a data portion not included in the first data, output communication data based on a merge of the first data and the second data, and cause movement of at least one of the first target object or the second target object based on the communication data.
A wireless communication system includes a network manager configured to wirelessly communicate with a plurality of wireless nodes of a wireless network. The network manager and at least one wireless node include a transceiver connected to transmit and receive wireless communication via an antenna. The network manager and/or the wireless node include a cognitive engine configured to receive information regarding an environment of the wireless network as input and, in response, generate configuration data as output. Subsequent communication on the wireless network is updated using the configuration data.
An LDPC encoding method and a system for error code detection. In the method and system, partial syndromes using a user portion and a low density parity check matrix are calculated, a parity portion of a codeword is calculated using the partial syndromes and using a quasi-cyclic matrix, the parity portion is generated by segment processing of the quasi-cyclic matrix, and the user portion and the parity portion are concatenated to complete the codeword.
A digital-to-analog converter (DAC)-based voltage-mode transmit driver architecture. One example transmit driver circuit generally includes an impedance control circuit coupled to a plurality of DAC driver slices. The impedance control circuit generally includes a tunable impedance configured to be adjusted to match a load impedance for the transmit driver circuit. Another example transmit driver circuit generally has an output impedance that is smaller than the load impedance for the transmit driver circuit, such that an output voltage swing at differential output nodes of the transmit driver circuit is greater than a voltage of a power supply rail. Another example transmit driver circuit generally includes a predriver circuit with a first inverter coupled to a first output of the predriver circuit and a second inverter coupled to a second output of the predriver circuit, the transistors in at least one of the first inverter or the second inverter having different strengths.
A clock and data recovery device that includes a first phase detector, a pulse filter, a charge pump, a loop filter and a voltage-controlled oscillator is introduced. The first phase detector generates a first phase state signal according to a data signal and a first output signal. The pulse filter adjusts the first phase state signal according to a capacitance of a loop capacitor to generate a filtered signal. The charge pump generates a pumping signal according to the filtered signal. The loop filter generates a control signal according to the pumping signal. The voltage-controlled oscillator generates a second output signal and adjust a frequency of the second output signal according to the control signal, wherein the first output signal is generated according to the second output signal.
A clock spread spectrum circuit, an electronic equipment, and a clock spread spectrum method are disclosed. The clock spread spectrum circuit includes a control circuit, a signal generation circuit, and a duty cycle adjustment circuit. The duty cycle adjustment circuit is configured to generate a target voltage having a duty cycle that is equal to a target duty cycle, the control circuit is configured to generate a frequency control word according to a modulation parameter, and the frequency control word changes discretely with time; and the signal generation circuit is configured to receive the target voltage and the frequency control word and generate and output a spread spectrum output signal that is spectrum-spread according to the target voltage and the frequency control word, and the spread spectrum output signal corresponds to the frequency control word and a duty cycle of the spread spectrum output signal is the target duty cycle.
A semiconductor device according to an aspect of the present disclosure includes: a plurality of line layers; a first line; and a second line that is not connected to the first line and is redundantly provided to transfer a signal having a level same as a level of a signal transferred through the first line. The first line and the second line are included in different layers out of the plurality of line layers, and a distance between the first line and the second line is longer than an interlayer distance between line layers next to each other out of the plurality of line layers.
A compact solid state relay (7) is provided. Solid state devices (74, 75), such as Triacs or Thyristors are used to implement the relay functionality. The device is at least partially enclosed in a housing that has pins for mounting on an electronics board. A number of “U” shaped jumpers (72) or other jumpers or wires are provided in the housing to act as heat sinks. A sub-miniature fan (70) is positioned to create an air flow over the heat sinks and dissipate heat from the device.
An acoustic resonator is fabricated by bonding a first piezoelectric plate to a substrate and spans locations for a first and second cavity in the substrate. A top surface of the first piezoelectric plate is planarized to a first thickness. A bonding layer is formed on the first piezoelectric plate and spans the first and second cavity locations. A second piezoelectric plate is bonded to the bonding layer and spans the first and second cavity locations. A portion of the second piezoelectric plate spanning the second cavity location is etched away to form a first membrane over the first cavity location and a second membrane over the second cavity location. Interdigital transducers are formed on the first and second membranes over the first and second cavity location to form a first and second resonator on the same die.
A first embodiment is directed to a circuit including a positive biasing circuit with a drive PMOS for biasing in subthreshold, a negative biasing circuit with a drive NMOS for biasing in subthreshold, and an amplification circuit coupled to the biasing circuits. The amplification circuit includes a first stage with a first boosting stage, a second stage with a second boosting stage, and a resistive element coupled between the first and second stages. A second embodiment is directed to a folded cascode operational amplifier wherein a value of the resistive element is selected to place at least one of a drive MOS in subthreshold. A third embodiment is directed to an integrated circuit with a resistive area neighboring a first boosting area and a second boosting area, the resistive area including a resistive element directly connected to a drive PMOS and a drive NMOS.
A load modulated balanced amplifier (LMBA) circuit can include an input pad of the LMBA circuit configured to receive an input signal on a semiconductor die. A transformer-based hybrid splitter can be coupled to the input pad and configured to provide a first split input signal and a second split input signal from the input signal. A control power amplifier circuit coupled the first split input signal and a power amplifier circuit coupled to the second split input signal.
A power amplifier includes a power switching circuit, a driver circuit, and an amplifier circuit. The power switching circuit is configured to receive a first voltage and a second voltage, and provide the first voltage or the second voltage according to an operation mode of the power amplifier. The driver circuit is coupled to the power switching circuit. The driver circuit is configured to operate according to the first voltage or the second voltage and generate a driving signal according to an input signal. The amplifier circuit is coupled to the power switching circuit and the driver circuit. The amplifier circuit is configured to operate according to the first voltage or the second voltage and generate an output signal according to the driving signal.
A control circuit receives a command from outside and causes an arithmetic unit to perform arithmetic operation M times (M is an integer of 2 or more) by using input data from outside and calculated data held in a memory, thereby making the arithmetic unit and the memory function as an IIR filter. The IIR filter is a filter capable of determining output data by arithmetic operation of K times out of the M times (K
The present disclosure relates to an inverter apparatus, a control module of the inverter apparatus, and control methods thereof, and more particularly, to an inverter apparatus enabling stable voltage control using active damping, a control module of the inverter apparatus, and control methods thereof.
An apparatus includes a DC-to-AC converter comprising a first output terminal and a second output terminal. The apparatus also includes a DC-to-DC converter comprising a third output. The DC-to-AC converter is configured to receive a DC input voltage from a DC power source, and to produce a first alternating output voltage at the first output terminal, and a second alternating output voltage at the second output terminal. The DC-to-DC converter is configured receive a DC input voltage from the DC power source, and to step down the DC input voltage at the third output.
An electronic circuit arrangement for a fuel cell arrangement may include a first electrical voltage converter stage and a second electrical voltage converter stage. An electrical fuel cell voltage may be appliable to the first electrical voltage converter stage on an input side. The electrical fuel cell voltage may be convertible into a first electrical output voltage of the first electrical voltage converter stage via the first electrical voltage converter stage. The first electrical output voltage may be appliable to the second electrical voltage converter stage on an input side. The first electrical output voltage may be convertible into a second electrical output voltage of the second electrical voltage converter stage via the second electrical voltage converter stage. An electrical interconnection of the first electrical voltage converter stage and the second electrical voltage converter stage may be switchable between a first interconnection state and a second interconnection state.
A power converter includes a positive busbar electrically connected to a positive terminal and the first capacitor electrode, and includes a negative busbar electrically connected to a negative terminal and the second capacitor electrode. The power converter includes output busbars each electrically connected to a given output terminal among multiple output terminals, a given high-side switching element among a plurality of high-side switching elements, and a given low-side switching element among a plurality of low-side switching elements. The power converter includes a cooler that cools the high-side switching elements and the low-side switching elements. The power converter includes a housing that accommodates a supply tube and a discharge tube. The positive terminal, the negative terminal, the output terminals, the inlet port, and the outlet port are exposed on the housing. The inlet port, the outlet port, the supply tube, and the discharge tube are separate members from the housing.
A flyback power converter includes a controller, a high-end driving circuit, an active clamp switch, a main switch and a zero current detection circuit. The high-end driving circuit is coupled to the controller. The active clamp switch is coupled to the high-end driving circuit for driving the active clamp switch. The main switch is coupled to the controller. The zero current detection circuit is coupled to the controller. The main switch and the active clamp switch are arranged on the primary side of a transformer. The switching period of a gate of the active clamp switch and the switching period of a gate of the main switch are controlled in reverse phase to achieve zero voltage or zero current conversion.
Apparatuses and methods related to a converter are disclosed. An apparatus includes a converter and a controller. The converter converts an input voltage potential to an output voltage potential. The input voltage potential and the output voltage potential include direct current (DC) voltage potentials. The controller generates pulse width modulation (PWM) signals responsive to a duty cycle control signal, controls the converter via the PWM signals in a buck mode when the duty cycle control signal is less than a predetermined maximum buck value, and controls the converter via the PWM signals in a cascaded buck-boost mode (CBB mode) when the duty cycle control signal is greater than the predetermined maximum buck value. A duty cycle of at least a portion of the PWM signals transitions linearly with the duty cycle control signal from the buck mode to the CBB mode.
A power converter for converting an input voltage at an input of the power converter into an output voltage at an output of the power converter may include a first power converter branch comprising a first capacitor, a first switch network, and a first inductor, the first switch network arranged to selectably couple the first capacitor between an input voltage, a first reference voltage, and a first terminal of the first inductor, wherein a second terminal of the first inductor is coupled to an output node; a second power converter branch comprising a second capacitor, a second switch network, and a second inductor, the second switch network arranged to selectably couple the second capacitor between the input voltage, a second reference voltage, and a first terminal of the second inductor, wherein a second terminal of the second inductor is coupled to the output node; and a third switch network between the first power converter branch and the second power converter branch, wherein the third switch network is arranged to selectably couple the first and second capacitors in series or in parallel, to allow enable charge balancing between the first capacitor and second capacitor.
A power source switch circuit include a switch, a switch control circuit configured to control the switch to be turned on/off, and a negative feedback circuit configured to feedback an output voltage of the switch. An input end of switch is connected to the switch control circuit, an output end of the switch is connected to a load circuit and the negative feedback circuit, and a control end of the switch is connected to the switch control circuit and the negative feedback circuit. The switch control circuit includes a bipolar transistor having a base, a collector and an emitter, a first resistor connected between the base and a control signal, a second resistor connected between the collector and the input end of the switch, and a third resistor connected between the collector and the control end of the switch.
An air chamber serving as a breather chamber and a breather hole that communicates the outside of a case and the air chamber can be easily molded, and breather hole is provided so as to have a degree of freedom in an installation position and volume, so that oil does not easily blow out from case in which rotary electric machine is housed. Case housing rotary electric machine has an inner and outer case portion. Inner case portion has a first coupling portion. Outer case portion has a second coupling portion. The first and second coupling portions are fixed to each other. An air chamber communicated with an inside of inner case portion is formed between outer surface of inner case portion and inner surface of outer case portion. A breather hole that communicates air chamber and an outside of case is formed in outer case portion.
A motor module has a bearing base, a stator, a rotor, a fixing base, and a circuit board. The bearing base, the stator, and the fixing base are sequentially and securely mounted to each other. The bearing base has a bearing base casing. The stator has a stator casing. The fixing base has a fixing base casing. Two end surfaces of the stator casing are respectively connected to an end surface of the bearing base casing and an end surface of the fixing base casing. The rotor is rotatably mounted in the stator, and is rotatably mounted through the bearing base. The circuit board is mounted in the fixing base and is electrically connected to the stator.
The present invention relates to a magnetic guiding device having a stator and a slide movable along a guiding direction relative to the stator, the stator and the slide being magnetized or magnetizable such that a magnetic field extending through the stator and the slide generates a magnetic supporting force on the slide acting along the guiding direction. To improve the running properties of the slide by avoiding differential slip, jerking and varying friction, according to the invention, the magnetic field extending through the stator and the slide simultaneously generates a magnetic pretensioning force which urges the slide and the stator against each other.
The present disclosure discloses a linear motor having a housing with an accommodation space, a vibration unit and a driving unit received in the accommodation. The vibrator unit includes a weight with a receiving space and a magnet unit fixed on the weight and inside the receiving space. The driving unit includes an iron core received in the receiving space, two pole pieces respectively fixed on two opposite ends of the iron core along a vibration direction and a coil wound around the iron core. A groove is provided on the pole piece and faces the magnet unit along a first direction perpendicular with the vibration direction. The distance between the pole piece and the magnet unit increases, effectively decreasing the magnetic attraction force between the pole piece and magnet unit and avoiding the non-linear vibration of the linear vibration motor.
A method and an apparatus are provided for manufacturing a stator with a plurality of hairpin conductors. For inserting the hairpin conductors (15, 15) into the slots (11) of a stator core (12) a stator core template (22) is provided. Hairpin conductors (15) are axially inserted into slots (21) of the stator core template (22) such that the hairpin conductor (15) is arranged at a first position (P1) within said slot (21). The hairpin conductor (15) is then moved within said slot (21) to a different position (P2). A complete nest (20) of hairpin conductors (15) formed within the stator core template (22) is then transferred to the stator core (12).
A power tool that includes a motor and a printed circuit board (“PCB”). The motor includes a rotor and a stator. The stator includes a plurality of stator terminals. The PCB is electrically connected to the stator. The PCB includes a switch and an embedded busbar. A first end of the embedded busbar is electrically connected to the switch. The embedded busbar extends away from the PCB. A second end of the embedded busbar electrically connects to a stator terminal of the plurality of stator terminals for providing power to the motor using the switch. The embedded bus bar is embedded between two layers of the printed circuit board.
An object of the present invention is to provide a wheel drive device capable of suppressing a temperature increase in an electric motor and a power conversion device and suppressing occurrence of a failure of an electric component. Provided are: an electric motor having a stator 60 and a rotor 40; a stator holder 80 that holds the stator 60; a power conversion device 100 that converts power supplied to the electric motor; and a wheel which accommodates the electric motor, the stator holder 80, and the power conversion device 100 on the inner peripheral side. The stator holder 80 includes a flow path 90 through which a cooling medium flows. The flow path 90 is arranged between the stator 60 and the power conversion device 100.
An electric vehicle (EV) charging station for fast charging (e.g. 5 to 15 minutes) an electric vehicle (EV). The EV charging station can be configured to charge multiple EVs and multiple conventional vehicles at the same time. The EV charging station can include a power source, an electric reservoir receiving power from the power source, an AC to DC power converter for receiving AC power from the power source and converting the AC power to DC power for supplying DC power to the electric reservoir, an EV charger receiving DC power from the electric reservoir; and a first DC to DC converter receiving DC power from the electrical reservoir and converting the DC power to DC power suitable for charging the electrical vehicle.
A battery module for monitoring and suppressing battery swelling and interacting with a charging device includes a battery cell disposed in a nonconductive housing, a conductive label affixed to the nonconductive housing, a switch, and a controller. The battery cell is charged via a supply voltage from a charging device. The switch is coupled between the battery cell and the conductive label. The controller detects a resistance variation value ΔR of the conductive label as result of swelling of the nonconductive housing, and generates a corresponding control voltage. As the resistance of the conductive label increases, the supply voltage may be adjusted downward according to the control voltage. If the resistance variation value ΔR conductive label is greater than or equal to a predetermined threshold, the controller closes the switch, and the battery cell may then fully discharge through the conductive label.
A vehicle power supply device converts power from high voltage to low voltage by selectively connecting a predetermined power storage element group to a low voltage electric load from a high voltage power supply formed by connecting power storage elements in series. A leakage resistance from the high voltage power supply to the ground is measured when the high voltage circuit is cut by the cutoff means placed between the high voltage power supply and the high-voltage load device. When the value less than a predetermined value, the connection between the high voltage power supply and the high-voltage load device is interrupted, so that electric shock is prevented.
A controller executes an equalization process of equalizing capacities of a plurality of cells, and a cell abnormality determination process of, of detected voltages of the plurality of cells, calculating a voltage difference between a representative voltage based on the detected voltage of at least one cell to be compared and the detected voltage of one cell to be detected at a first time and a second time, and when a difference between the two voltage differences is greater than or equal to a threshold value, determining that the cell to be detected is abnormal. In the case of executing the cell abnormality determination process during the equalization process, the controller provides the detected voltage of a target cell to be subjected to the equalization process with a compensation value corresponding to a voltage change based on energy transfer in the target cell due to the equalization process between the first time and the second time, and calculates the voltage difference at the second time.
The present invention relates to a near field communication method and device in a wireless power transmission system. A wireless power receiving device comprises: a power pick-up circuit configured to receive wireless power from a wireless power transmitting device having a primary coil by magnetic coupling to the wireless power transmitting device at an operating frequency and convert an alternating current signal generated from the wireless power into a direct current signal; a communication circuit configured to perform in-band communication with the wireless power transmitting device by using the operating frequency and perform out-band communication with the wireless power transmitting device or another device by using a frequency other than the operating frequency; and a control circuit configured to control an overall operation of the wireless power receiving device, wherein a first connection parameter for out-band communication between the wireless power transmitting device and the wireless power receiving device can be set equal to a second connection parameter for out-band communication between the wireless power transmitting device and another wireless power receiving device.
Wireless power supply devices, wireless powered devices, wireless power transmission systems, and manufacturing methods thereof. The wireless power supply device can include a first circuit configured to convert a DC voltage to an AC voltage for wireless power transmission between the wireless power supply device and a powered device. The system can also include a pulse signal receiver configured to receive a first pulse signal from the powered device and to generate a second pulse signal based on the first pulse signal, the first pulse signal being generated based on a feedback signal of the powered device indicating information associated with received power of the powered device. The system can also include a first control unit coupled to the first circuit and the pulse signal receiver, and configured to control conversion of the first circuit based on the second pulse signal.
The disclosure provides a distributed dispatch method for ubiquitous power Internet of Things based on a transition matrix. The ubiquitous power Internet of Things includes generators. The method includes: S1, setting a marginal cost function of each of the generators, and extracting key cost parameters in the marginal cost function; S2, establishing an optimization model based on the key cost parameters of each of the generators and a communication topology of the ubiquitous power Internet of Things, and solving the optimization model to obtain an optimized transition matrix; and S3, generating a plan of a power output of each of the generators based on the optimized transition matrix and a distributed dispatch protocol to perform a distributed dispatch.
The invention relates to a transmitter for transmitting a process variable to a programmable logic controller. In a current mode a 4-20 milliamp current is fed into a burden and in a voltage mode 0-10 Volt signals are generated. The transmitter includes a process value input, a current stage, a voltage stage and a U/I output for the current or the voltage signal, and a U/I control input for switching between the two modes. The transmitter is configured to feed a current which is dependent on the voltage across the burden into the current stage via a resistor and thus to compensate for a current loss at the voltage stage which is dependent on the voltage across the burden.
A direct-current power supply parallel-machine input reverse connection prevention circuit and a server. The circuit comprises a first switch tube, second switch tube (Q2). A first end of the first switch tube is used for being connected to a positive end of a first power supply and a second end of the first switch tube is connected to a positive input end of a first driving module. A first end of the second switch tube is used for being connected to a positive end of a second power supply and a second end of the second switch tube is connected to a positive input end of a second driving module.
A depth camera assembly (DCA) determines depth information for a local area. The DCA includes a camera assembly and at least one illuminator. The DCA may select a subset of the VCSELs to provide illumination at any given time. The illuminator may comprise near-field VCSELs configured to generate a structured light (SL) pattern for depth sensing in the near-field and far-field VCSELs configured to generate a SL pattern for depth sensing in the far-field. The near-field VCSELs may comprise a linear emission region which is shorter than a linear emission region of the far-field VCSELs. The DCA may generate and phase shift a quasi-sinusoidal SL pattern. The DCA may phase shift the quasi-sinusoidal SL pattern by alternating which traces on the illuminator are active.
A semiconductor device includes: a package including: a heat dissipating body comprising a metal, an insulting part surrounding the heat dissipating body, one or more semiconductor laser elements disposed on the heat dissipating body, at least one outer metal layer that is located on a lower surface of the insulting part and is spaced from a lower surface of the heat dissipating body; a mounting substrate including: at least one first metal pattern located at an upper surface of the mounting substrate, and a second metal pattern located at the upper surface of the mounting substrate; at least one first bonding member located between the at least one outer metal layer and the first metal pattern; and a second bonding member located between the lower surface of the heat dissipating body and the second metal pattern, wherein the second bonding member comprises a metal material.
A method for assembling a module configured to limit power surge exposure to an electrical device may include providing a carrier configured to receive at least one electrical conductor and at least one surge protection component. A lug defining a hollow space is provided in a pocket of the carrier, and an electrical lead of a surge protection component and an electrical conductor are provided in the hollow space of the lug. The method includes crimping the lug onto the electrical lead of the surge protection component and the electrical conductor such that the electrical lead and the electrical conductor are physically and electrically coupled to one another. The carrier may include multiple pockets receiving multiple lugs, and the multiple lugs may be crimped substantially simultaneously to physically and electrically couple corresponding pairs of electrical leads and conductors.
A molding assembly for establishing an electrical connection between an electrified planar element, which is formed with a peripheral electrical contact, and an electrical device includes a plastic frame element having an electrical conductor. The plastic frame element is adapted to be disposed along a peripheral portion of the electrified planar element that includes the peripheral contact. The plastic frame element extends between two ends. The electrical conductor extends between the two ends of the plastic frame element on a side facing the electrified planar element so that, during attachment of the plastic frame element to the peripheral portion, an electrical connection is automatically establishable between the electrical conductor and the peripheral contact.
A method for joining two workpiece parts during a manufacturing process includes forming a first workpiece part having a first mating surface and forming a second workpiece part having a second mating surface. The first and second workpiece part may be separately distributed or may be joined for distribution. To join the parts, an energy director is formed in the first mating surface by an automated process, the energy director comprising an end portion projecting from the first mating surface such that the projecting end portion of the energy director engages the second mating surface when the first and second workpiece parts are brought into engagement with each other. In one example, the first and second workpiece parts are ultrasonically welded by pressing the parts together while vibrating at least one of the first workpiece part or the second workpiece part.
An adapter plug and an electronics housing includes an adapter plug of this kind, and a valve comprising an electronics housing of this kind. The valve has at least one electric actuator. The adapter plug has at least one receptacle for an actuator-side electrical contact element and a receptacle for an electronics-side electrical contact element. The two receptacles are electrically connected to one another. A main body of the adapter plug is designed for insertion into a recess of a wall portion of the electronics housing, which wall portion faces the actuator. The main body can be fastened to an edge of the recess with tolerance or play so as to be able to compensate for positional deviations of the at least one actuator relative to the electronics housing.
A circuit board assembly includes a circuit board and an electrical connector having a connector housing holding contacts in a contact array. The connector housing has a mating end configured to be mated with a mating electrical connector in a mating direction. The electrical connector has cables terminated to the contacts and extending from a cable end. A connector mount is used to locate the electrical connector relative to the circuit board. A bracket is coupled to the mounting surface of the circuit board. A biasing member is coupled to the bracket and the mounting feature and is compressible along a compression axis parallel to the mating direction to allow the electrical connector to float in the mating direction relative to the circuit board.
An electrical connector includes a metal shell and a cover. The metal shell includes first, second, third, and fourth side walls that define a first opening, an accommodating space, and a second opening. The cover includes a flat plate portion covering the first opening, and two fixing portions extending from the flat plate portion to the accommodating space. At the first opening, a length of the plate portion is greater than a distance from an outer surface of the second side wall to an outer surface of the fourth side wall, or a width of the flat plate portion is greater than a distance from an outer surface of the first side wall to an outer surface of the third side wall. The fixing portions respectively contact the second side wall and the fourth side wall, or each fixing portion contacts the first side wall and the third side wall.
An electrical junction assembly for implementation in a wall that is reconfigurable to accept various types of electrical connectors. Flanges and clips in the electrical junction assembly help self-mount it in a wall. The electrical junction assembly is created from modular receptacles, with each customizable for the type of electrical connection it will accommodate. Keystones are selectively implemented or removed from preconfigured sockets in the receptacles. The receptacles are modular as they may be customized, and then reconfigured as desired, for the number of receptacles and electrical connections they may accommodate.
A wiring connector assembly includes a plurality of first connectors to which first wires are connected, a plurality of second connectors to which second wires are connected, the plurality of second connectors configured to be correspondingly connected to the plurality of first connectors, a first protective cover configured to fix the plurality of first connectors by a predetermined spacing and to cover and protect an outside of the plurality of first connectors and the first wires, and a second protective cover configured to fix the plurality of second connectors by a predetermined spacing and to cover and protect an outside of the plurality of second connectors and the second wires, wherein the first protective cover and the second protective cover are configured to be fastened to each other to allow the plurality of first and second connectors to be correspondingly connected to each other.
Beam forming antennas for base station applications are configured as dielectric resonator antennas (DRAs) having arrays of dielectric resonator radiating elements (DRRE) therein with dual-polarized radiating properties. Each DRRE includes a dielectric radiating element (DRE) electromagnetically coupled by a resonant cavity to a respective cross-polarized feed network, which is responsive to first and second radio frequency (RF) input feed signals. Each resonant cavity may be configured as a polymer-filled resonant cavity, and each DRE may be configured as a cylindrically-shaped or dome-shaped dielectric radiating element.
An antenna system includes an antenna body having one or more connection points between the antenna body and a ground; a tunable component having a changeable operating parameter that is a capacitance or a inductance, wherein the antenna body is connected to the tunable component through a first connection point; and a first filter, wherein the first filter are connected to the antenna body; wherein the first filter is connected in parallel with the tunable component, wherein a first end of the first filter is connected to the antenna body through the first connection point, and a second end of the first filter is connected to the ground, and wherein the first filter presents a high impedance characteristic in a low frequency band, and presents a low impedance characteristic in a high frequency band.
Provided in the present disclosure are an antenna, an antenna power supply method, a single-feeding-based method for combining antennas, and a terminal. The antenna comprises: a low-frequency antenna, a high-frequency antenna, and a filter. The filter is provided between the low-frequency antenna and the high-frequency antenna and isolates the low-frequency antenna and the high-frequency antenna. The low-frequency antenna and the high-frequency antenna use the same feeding point for feeding.
An antenna device according to the present disclosure includes a first antenna that is oriented in a first direction and transmits and receives a signal with a first polarization, a second antenna that is oriented in a second direction opposite to the first direction, a third antenna that is oriented in a third direction obtained by horizontally rotating the second direction by 90° or 180° and transmits and receives a signal with a second polarization orthogonal to the first polarization, a fourth antenna that is oriented in a fourth direction opposite to the third direction and transmits and receives a signal with the second polarization. The second antenna is provided with a feeding point placed in phase with a feeding point of the first antenna. The fourth antenna is provided with a feeding point placed in opposite phase to a feeding point of the third antenna.
The present disclosure describes various embodiments of systems, apparatuses, and methods for implementing an array antenna having a combination of ferromagnetic and nonferromagnetic conductors in alternating multilayers. One such antenna device comprises an array of patch antennas on a substrate, wherein the patch antennas are formed of a combination of ferromagnetic and nonferromagnetic conductors in alternating multilayers; and a microstrip feeding line coupled to the array of patch antennas. Other systems, apparatuses, and methods are also presented.
An electronic device with an antenna is provided. The electronic device includes: a wireless communication circuit disposed inside the electronic device, a support including a first support disposed on at least a portion of a side surface of the electronic device and a second support forming a space for mounting electronic parts of the electronic device, a metal flange located on a protrusion of the first support and electrically connected to the wireless communication circuit, a slit formed between a portion of the first support and a portion of the second support, and a metal plate connected to the second support to form a cavity around the metal flange.
A dual polarization log-periodic antenna apparatus includes a log-periodic antenna and a conical reflector. The conical reflector is arranged below the log-periodic antenna. The log-periodic antenna is configured to transmit a plurality of radio waves. The conical reflector is configured to reflect the radio waves transmitted by the log-periodic antenna.
Proposed is a smart antenna module for a vehicle in which a plurality of cellular antennas are mounted in a non-ground area and spaced apart from a ground pattern to minimize mutual interference. In the proposed smart antenna module for a vehicle, a first antenna is disposed in a ground area of a base substrate, the cellular antennas are disposed in a non-ground area of the base substrate, and the cellular antennas are electrically connected to the ground area of the lower surface of the base substrate.
Tethered Unmanned Aircraft Antenna utilizing a Vertical Take Off and Landing (VTOL) Unmanned Aerial System (UAS) which may be provided by quadcopter drone (for example) constrained by a tether connected at one end to a maritime or land-based platform, the tether also being used as a RF antenna. The tether is capable of transmitting DC power to the UAS or drone at a desired antenna height and simultaneously supports RF transmission power with the help of a DC power isolation circuit. The tether is desirously lightweight and corona resistant.
A Near-Field Communication (NFC) antenna and an electronic apparatus include a metal structure on a personal computer (PC), an inductor, a capacitor, and an NFC chip. One end of the metal structure on the PC is coupled to one end of the inductor. The other end of the inductor is coupled to one port of the NFC chip and one end of the capacitor. The other end of the metal structure on the PC is coupled to the other port of the NFC chip and the other end of the capacitor.
An apparatus including an inner conductor and an outer conductor. The inner conductor may comprise a cylindrical portion, a tapered end and a plurality of blades. The blades may be arranged around the cylindrical portion and extend along a length of the cylindrical portion with a predetermined shape. The shape may have a probe at a first end and a second end of the shape may meet the cylindrical portion. The tapered end may have an input/output (I/O) transition. The outer conductor may comprise a cavity, a first connector and a plurality of second connectors. The inner conductor may be within the cavity. The first connector may be connected to the I/O transition. Each of the second connectors may be connected to the probe of one of the blades. The shape of each of the blades may be configured to provide a low-loss transition for a microwave signal.
A transmission line substrate includes a line portion and a connecting portion. The transmission line substrate includes a base material, a first ground conductor, a second ground conductor, a signal line, an external electrode, a second interlayer connection conductor. In the line portion, a transmission line having a strip line structure including the signal line, the first ground conductor, and the second ground conductor is provided. In the connecting portion, the signal line and the external electrode face each other in a stacking direction, without including therebetween an interlayer connection conductor. The second interlayer connection conductor surrounds a facing portion in which the signal line and the external electrode face each other in the Z-axis direction.
The present invention belongs to the field of alkaline polymer electrolyte membranes, and relates to a comb-shaped structure polybenzimidazole anion exchange membrane with high conductivity and preparation method thereof. In the invention, firstly, polybenzimidazole is grafted with the non-cationic side chains to the max grafting rate to synthesize the de-protonated comb-shaped polybenzimidazole material, avoiding the N—H in benzimidazole forms ionic binding with cationic functional groups, which will reduce the reactivity and mobility of cationic groups; then react de-protonated comb-shaped polybenzimidazole with quaternization reagent to attach the pendent side chain with cationic functional groups, making it easy to aggregate to form ion clusters and hydrophilic/hydrophobic microphase separation. The anion exchange membrane prepared in this invention has excellent conductivity, mechanical properties and alkaline stability.
Designs of redox flow battery arrays and methods for balancing state of charge within the arrays are disclosed. Flow battery unit strings in the arrays which comprise strings of flow battery units (in which units share a common electrolyte pair) are balanced by measuring the states of charge of the common electrolyte pairs and appropriately regulating flow in one or more of the associated anolyte and catholyte circuits so as to balance the state-of charge in the flow battery unit strings. The apparatus required, i.e. state-of-charge measuring device, flow regulator, and controller, represents a substantial simplification to state of the art approaches.
An end cell assembly for a fuel cell stack includes an end plate and at least two inactive anode parts disposed adjacent to the end plate. Each inactive anode part comprises a nickel foam anode disposed directly above an anode current collector and a separator sheet disposed 5 above the nickel foam anode.
New and/or improved coatings, layers or treatments for porous substrates, including battery separators or separator membranes, and/or coated or treated porous substrates, including coated battery separators, and/or batteries or cells including such coatings or coated separators, and/or related methods including methods of manufacture and/or of use thereof are disclosed. Also, new or improved coatings for porous substrates, including battery separators, which comprise at least a matrix material or a polymeric binder, and heat-resistant particles with additional additives, materials or components, and/or to new or improved coated or treated porous substrates, including battery separators, where the coating comprises at least a matrix material or a polymeric binder, and heat-resistant particles with additional additives, materials or components are disclosed. Further, new or improved coatings for porous substrates, including battery separators, and new and/or improved coated porous substrates, including battery separators, new or improved coatings for porous substrates, including battery separators, which comprise at least (i) a matrix material or a polymeric binder, (ii) heat-resistant particles, and (iii) at least one component selected from the group consisting of a cross-linker, a low-temperature shutdown agent, an adhesion agent, and a thickener, and new and/or improved coated porous substrates, including battery separators, where the coating comprises at least (i) a matrix material or a polymeric binder, (ii) heat-resistant particles, and (iii) at least one component selected from the group consisting of a cross-linker, a low-temperature shutdown agent, an adhesion agent, a thickener, a friction-reducing agent, and a high-temperature shutdown agent are disclosed.
A top patch, an energy-storage apparatus, and an electricity-consumption device are provided. The top patch is configured to be attached to the energy-storage apparatus and defines a first pole through-hole and a first elongated hole in a length direction of the top patch, the first elongated hole includes two side walls arranged opposite to each other in a width direction of the top patch, and each of the two side walls is provided with an extension bump; the first elongated hole on one side of the extension bump forms a first explosion-proof valve through-hole, and the first elongated hole on the other side of the extension bump forms a second pole through-hole, and the first pole through-hole is located between the second pole through-hole and the first explosion-proof valve through-hole, and the connecting through-hole communicates with the second pole through-hole and the first explosion-proof valve through-hole.
This application discloses a bidirectional vent valve, a battery, and an electrical device. The bidirectional vent valve includes: a valve seat, where the valve seat is configured to form a gas duct, and the gas duct includes a first end and a second end; a bidirectional valve assembly, where the bidirectional valve assembly is movably disposed in the gas duct, and is configured to open or close the gas duct through movement relative to the gas duct; and a first elastic component, configured to exert a force on the bidirectional valve assembly to close the air duct, and, when an air pressure difference between the first end and the second end of the gas duct is greater than a first threshold, the bidirectional valve assembly is configured to overcome the force of the first elastic component to open the gas duct.
A current collector layer for an all-solid-state battery is provided with which a good electron path can be easily formed and rate characteristic can be improved. A current collector layer 5 for an all-solid-state battery 1, the current collector layer 5 including: a carbon material; and a solid electrolyte, the all-solid-state battery 1 including a group 1 or 2 ion conductive solid electrolyte layer 2, the carbon material being mixed with Si at a weight ratio of 1:1 to produce a mixture, the mixture having an X-ray diffraction spectrum having a ratio of a peak height a to a peak height b, a/b, of 0.2 or more and 10.0 or less as being measured, the peak height a being highest in a range of 2θ of 24° or more and less than 28°, and the peak height b being highest in a range of 2θ of 28° or more and less than 30°.
The present invention is to provide a cathode active material used for a lithium ion secondary battery which has a large charge-discharge capacity, and excels in charge-discharge cycle properties, output properties and productivity, and, a lithium ion secondary battery using the same. The cathode active material used for a lithium ion secondary battery comprises a lithium transition metal composite oxide represented by the following Formula (1); Li1+aNibCocMndMeO2+α, where, in the formula (1), M is at least one metal element other than Li, Ni, Co, and Mn; and a, b, c, d, e, and α satisfy the following conditions: −0.04≤a≤0.04, 0.80≤b<1.00, 0≤c≤0.04, 0
A bimodal lithium transition metal oxide based powder mixture comprising a first and a second lithium transition metal oxide based powder. The first powder comprises a material A having a layered crystal structure comprising the elements Li, a transition metal based composition M and oxygen and has a particle size distribution with a span <1.0. The second powder has a monolithic morphology and a general formula Li1+bN′1-bO2, wherein −0.03≤b≤0.10, and N′=NixM″yCozEd, wherein 0.30≤x≤0.92, 0.05≤y≤0.40, 0.05≤z≤0.40 and 0≤d≤0.10, with M″ being one or both of Mn or Al, and E being a dopant different from M″. The first powder has an average particle size D50 between 10 and 40 μm. The second powder has an average particle size D50 between 2 and 4 μm. The weight ratio of the second powder in the bimodal mixture is between 20 and 60 wt %.
This application provides a positive active material, a positive electrode plate, an electrochemical energy storage apparatus, and an apparatus. The positive active material is LixNiyCozMkMepOrAm or LixNiyCozMkMepOrAm whose surface is provided with a coating layer. The positive active material is secondary particles, and a particle size Dn10 of the positive active material satisfies: 0.5 μm≤Dn10≤3 μm. In this application, particle morphology of the positive active material and the amount of micro powder in the positive active material are properly controlled, to effectively reduce side reactions between the positive active material and an electrolyte, decrease gas production of the electrochemical energy storage apparatus, and improve storage performance of the electrochemical energy storage apparatus without deteriorating energy density, cycle performance and rate performance of the electrochemical energy storage apparatus.
The present invention is directed to solid-state composite cathodes that comprise Na2S or Li2S, Na3PS4, or Li3PS4, and mesoporous carbon. The present invention is also directed to methods of making the solid-state composite cathodes and methods of using the solid-state composite cathodes in batteries and other electrochemical technologies.
An energy storage device can include a cathode, an anode, and a separator between the cathode and the anode. At least one of the electrodes can include an electrode film prepared by a dry process. The electrode film and/or the electrode can comprise a prelithiating material. Processes and apparatuses used for fabricating the electrode and/or electrode film are also described.
A heat management system including a refrigerant circulation line including a compressor, a water-cooling condenser, an air-cooling condenser, a first expansion valve, an evaporator, a refrigerant heat exchanger, and a gas/liquid separator that discharges only a liquid refrigerant, and cooling an indoor place by circulating a refrigerant; a heating line for heating the indoor place by circulating, through the water-cooling condenser, cooling water that exchanges heat with the refrigerant; and a cooling line for cooling a battery and an electrical component by circulating air or cooling water that exchanges heat with the refrigerant. Therefore, the present invention can not only cool and heat a vehicle but also efficiently manage heat for an electrical component and a battery in a vehicle, and can reduce the number of constituent components for heating and cooling.
Systems and methods are described herein for reducing electromagnetic interference (EMI) affecting measurements of a battery module monitoring board. A battery module system includes battery cells on a top side and a bottom side of the battery module. Each battery cell is electrically coupled between an adjacent pair of busbars. Each busbar is coupled to at least one sensor wire. One busbar, which spans the top and bottom sides of the battery module, is coupled to two sensor wires such that EMI interference affecting measurement signals (e.g., noise signals accompanying voltage readings) associated with the top side of the battery module are in-phase with one another and the measurement signals associated with the bottom side of the battery module are in-phase with one another, such that the EMI interference generally cancels in measurement calculations.
A solid ion conductor comprising a compound represented by Formula 1 having an orthorhombic crystal structure, and belonging to a Pnma space group or a Pnma-like space group:
Li3−xAxLuCl6−yXy Formula 1
wherein, in Formula 1, A is a monovalent cation having an ionic radius of 76 picometers or greater, X is a monovalent anion, and 0≤x≤0.1, 0≤y≤1, and x+y>0.
A solid electrolyte including an inorganic lithium ion conductive film and a porous layer on a surface of the inorganic lithium ion conductive film, wherein the porous layer includes a first porous layer and a second porous layer, and the second porous layer is disposed between the inorganic lithium ion conductive film and the first porous layer, and wherein the first porous layer has a size greater which is than a pore size of the second porous layer.
The present disclosure provides a negative electrode material that can improve the cycle characteristics of a battery. The negative electrode material according to the present disclosure contains a reduced form of a solid electrolyte material. The solid electrolyte material is denoted by Formula (1): LiαMβXγ. Herein, in Formula (1), each of α, β, and γ is a value greater than 0, M represents at least one element selected from the group consisting of metal dements except Li and semimetals, and X represents at least one dement selected from the group consisting of F, Cl, Br, and I.
A unit pixel includes a transparent substrate, a plurality of light emitting devices arranged on the transparent substrate, connection layers electrically connected to the light emitting devices, and bonding pads disposed over the connection layers and electrically connected to the connection layers. The bonding pads are partially overlapped with at least one of the light emitting devices in a vertical direction, respectively.
An optoelectronic semiconductor component may include a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, a first contact element for making contact with the first semiconductor layer, and a second contact element for making contact with the second semiconductor layer. The first semiconductor layer may be arranged on a side facing away from a first main surface of the second semiconductor layer. Electromagnetic radiation may be output via the first main surface of the second semiconductor layer. The first contact element and the second contact element may each be arranged on a side of a first main surface of the first semiconductor layer. The first contact element may have a first section extending in a first direction, and a second section connected to the first section and extending in a second direction different from the first direction.
In an embodiment, the optoelectronic semiconductor component (1) comprises a semiconductor layer sequence (2) with an active zone (22) for generating a radiation. On an bottom side (20) of the semiconductor layer sequence (2) there is an electrically insulating separation layer (3) with several openings (32). An adhesion-promoting layer (4) is located next to the openings (32) on a side of the separation layer (3) facing away from the semiconductor layer sequence (2). A continuous metallization layer (5) is located on a side of the adhesion-promoting layer (4) facing away from the semiconductor layer sequence (2). The semiconductor layer sequence (2) is electrically contacted in the openings (32) directly by the metallization layer (5). The metallization layer (5) and the openings (32) are spaced from the active zone (22) in the direction perpendicular to the separation layer (3).
An LED bulb with a screw base; a cover forming an accommodation space with the screw base; an LED filament located in the accommodation space including a substrate comprising a top surface, a side surface, and an extension direction; a plurality of LED chips disposed on the first top surface; a first electrode arranged on the top surface, electrically connected to the plurality of LED chips; and a first clamp including first and second projecting prongs. The first electrode is clamped by the first and second projecting prongs within the accommodation space. The LED bulb has an imaginary rotational axis not parallel to the extension direction.
An optical modulator includes an emitter layer with N-type doping having a first bandgap energy; a base layer with P-type doping having a second bandgap energy; a sub-emitter layer disposed between the emitter layer and the base layer, wherein the sub-emitter layer has a third bandgap energy that is less than both the first bandgap energy and the second bandgap energy. The sub-emitter layer provides a barrier to electrons flowing from the emitter layer, while allowing photo-generated holes to recombine in the sub-emitter layer thereby mitigating current amplification.
The present disclosure relates to semiconductor structures and, more particularly, to a photodetector and methods of manufacture. The structure includes: a photodetector; and a semiconductor material on the photodetector, the semiconductor material comprising a first dopant type, a second dopant type and intrinsic semiconductor material separating the first dopant type from the second dopant type.
A transparent multi-layer assembly includes a transparent carrier structure comprising a polymer material and an electrically conductive transparent layer comprising an electrically conductive oxide. A silicon carbide layer is arranged as an adhesion promoter between the transparent carrier structure and the electrically conductive transparent layer.
A high efficiency configuration for a solar cell module comprises solar cells conductively bonded to each other in a shingled manner to form super cells, which may be arranged to efficiently use the area of the solar module, reduce series resistance, and increase module efficiency.
This application provides a semiconductor switch device and a preparation method thereof, and a solid-state phase shifter. The semiconductor switch device includes a second semiconductor layer, a first intrinsic layer, a first semiconductor layer, a second intrinsic layer, and a third semiconductor layer that are stacked in a sandwich structure. The first intrinsic layer is located between the second semiconductor layer and the first semiconductor layer, and the first intrinsic layer, the second semiconductor layer, and the first semiconductor layer form a first PIN diode. The second intrinsic layer is located between the third semiconductor layer and the first semiconductor layer, and the second intrinsic layer, the third semiconductor layer, and the first semiconductor layer form a second PIN diode. The first PIN diode and the second PIN diode are axisymmetrically disposed.
A semiconductor device having a structure which can prevent a decrease in electrical characteristics due to miniaturization is provided. The semiconductor device includes, over an insulating surface, a stack in which a first oxide semiconductor layer and a second oxide semiconductor layer are sequentially formed, and a third oxide semiconductor layer covering part of a surface of the stack. The third oxide semiconductor layer includes a first layer in contact with the stack and a second layer over the first layer. The first layer includes a microcrystalline layer, and the second layer includes a crystalline layer in which c-axes are aligned in a direction perpendicular to a surface of the first layer.
The disclosed technology generally relates to ferroelectric materials and semiconductor devices, and more particularly to semiconductor memory devices incorporating doped polar materials. In one aspect, a semiconductor device comprises a capacitor which in turn comprises a polar layer comprising a base polar material doped with a dopant. The base polar material includes one or more metal elements and one or both of oxygen or nitrogen. The dopant comprises a metal element that is different from the one or more metal elements and is present at a concentration such that a ferroelectric switching voltage of the capacitor is different from that of the capacitor having the base polar material without being doped with the dopant by more than about 100 mV. The capacitor stack additionally comprises first and second crystalline conductive oxide electrodes on opposing sides of the polar layer. The capacitor stack further comprises first and second barrier metal layers on respective ones of the first and second crystalline conductive oxide electrodes on opposing sides of the polar layer.
A semiconductor device includes: an N− drift layer of a first conductivity type formed in the semiconductor substrate; a P base layer formed on the N− drift layer; and an N buffer layer of the first conductivity type formed under the N− drift layer and higher in peak impurity concentration than the N− drift layer. The N buffer layer includes: a first buffer layer in which a trap level derived from lattice defect is not detected by a photoluminescence method; and a second buffer layer provided between the first buffer layer and the N− drift layer and in which two types of trap levels derived from lattice defect are detected by the photoluminescence method.
A collector layer, a base layer, and an emitter layer that are disposed on a substrate form a bipolar transistor. An emitter electrode is in ohmic contact with the emitter layer. The emitter layer has a shape that is long in one direction in plan view. A difference in dimension with respect to a longitudinal direction of the emitter layer between the emitter layer and an ohmic contact interface at which the emitter layer and the emitter electrode are in ohmic contact with each other is larger than a difference in dimension with respect to a width direction of the emitter layer between the emitter layer and the ohmic contact interface.
In an embodiment, a method includes: forming a fin extending from a substrate, the fin having a first width and a first height after the forming; forming a dummy gate stack over a channel region of the fin; growing an epitaxial source/drain in the fin adjacent the channel region; and after growing the epitaxial source/drain, replacing the dummy gate stack with a metal gate stack, the channel region of the fin having the first width and the first height before the replacing, the channel region of the fin having a second width and a second height after the replacing, the second width being less than the first width, the second height being less than the first height.
A capacitor includes a silicon substrate, a conductor layer, and a dielectric layer. The silicon substrate has a principal surface including a capacitance generation region and a non-capacitance generation region. The silicon substrate includes a porous part provided in a thickness direction in the capacitance generation region. The conductor layer includes a surface layer part at least covering part of a surface of the capacitance generation region and a filling part filled in at least part of the porous part. The dielectric layer is provided between an inner surface of the porous part and the filling part. The porous part includes a macroporous part having macro pores and a nanoporous part formed in at least part of inner surfaces of the macro pores and having nano pores smaller than the macro pores.
A mesa portion is formed on a substrate. An insulating film including an organic layer is disposed on the mesa portion. A conductor film is disposed on the insulating film. A cavity provided in the organic layer has side surfaces extending in a first direction. A shorter distance out of distances in a second direction perpendicular to the first direction from the mesa portion to the side surfaces of the cavity in plan view is defined as a first distance. A shorter distance out of distances in the first direction from the mesa portion to side surfaces of the cavity in plan view is defined as a second distance. A height of a first step of the mesa portion is defined as a first height. At least one of the first distance and the second distance is greater than or equal to the first height.
A method includes forming a dummy gate stack over a semiconductor region, forming epitaxial source/drain regions on opposite sides of the dummy gate stack, removing the dummy gate stack to form a trench, depositing a gate dielectric layer extending into the trench, and depositing a work-function layer over the gate dielectric layer. The work-function layer comprises a seam therein. A silicon-containing layer is deposited to fill the seam. A planarization process is performed to remove excess portions of the silicon-containing layer, the work-function layer, and the gate dielectric layer. Remaining portions of the silicon-containing layer, the work-function layer, and the gate dielectric layer form a gate stack.
Transistors having partially recessed gates are constructed on silicon-on-insulator (SOI) semiconductor wafers provided with a buried oxide layer (BOX), for example, FD-SOI and UTBB devices. An epitaxially grown channel region relaxes constraints on the design of doped source and drain profiles. Formation of a partially recessed gate and raised epitaxial source and drain regions allow further improvements in transistor performance and reduction of short channel effects such as drain induced barrier lowering (DIBL) and control of a characteristic subthreshold slope. Gate recess can be varied to place the channel at different depths relative to the dopant profile, assisted by advanced process control. The partially recessed gate has an associated high-k gate dielectric that is initially formed in contact with three sides of the gate. Subsequent removal of the high-k sidewalls and substitution of a lower-k silicon nitride encapsulant lowers capacitance between the gate and the source and drain regions.
A vertical metal oxide semiconductor field effect transistor, including a starting substrate of a first conductivity type, a second first-conductivity-type epitaxial layer provided on a first surface of the starting substrate via a first first-conductivity-type epitaxial layer, a first semiconductor region of the first conductivity type provided as a portion of the second first-conductivity-type epitaxial layer, a second-conductivity-type epitaxial layer forming a pn junction interface with the second first-conductivity-type epitaxial layer and supplying a minority carrier to the second first-conductivity-type epitaxial layer, a plurality of second semiconductor regions of the first conductivity type selectively provided in the second-conductivity-type epitaxial layer, a plurality of trenches penetrating through the second semiconductor regions and the second-conductivity-type epitaxial layer, and a plurality of gate electrodes provided in the trenches via gate insulating films. A lifetime of the minority carrier of the first semiconductor region is shorter than that of the rest of the second first-conductivity-type epitaxial layer.
Various embodiments of the present disclosure are directed towards a semiconductor structure including a photodetector disposed within a substrate. A grid structure is disposed over the substrate and the photodetector. A conductive layer is disposed between the grid structure and the substrate. A conductive contact extends into an upper surface of the substrate. The conductive layer is directly electrically coupled to the conductive contact.
A solid-state imaging device including a first substrate on which a pixel unit is formed, and a first semiconductor substrate and a first multi-layered wiring layer are stacked, a second substrate on which a circuit having a predetermined function is formed, and a second semiconductor substrate and a second multi-layered wiring layer are stacked, and a third substrate on which a circuit having a predetermined function is formed, and a third semiconductor substrate and a third multi-layered wiring layer are stacked. The first substrate, the second substrate, and the third substrate are stacked in this order. A first coupling structure for electrically coupling a circuit of the first substrate and the circuit of the second substrate to each other does not include a coupling structure formed from the first substrate as a base over bonding surfaces of the first substrate and the second substrate.
The solid-state imaging element includes a photoelectric converter, a first separator, and a second separator. The photoelectric converter is configured to perform photoelectric conversion of incident light. The first separator configured to separate the photoelectric converter is formed in a first trench formed from a first surface side. The second separator configured to separate the photoelectric converter is formed in a second trench formed from a second surface side facing a first surface. The present technology is applicable to an individual imaging element mounted on, e.g., a camera and configured to acquire an image of an object.
Image sensors are provided. An image sensor includes a substrate including a plurality of pixel areas. The substrate has a first surface and a second surface that is opposite the first surface. The image sensor includes a deep pixel isolation region extending from the second surface of the substrate toward the first surface of the substrate and separating the plurality of pixel areas from each other. The image sensor includes an amorphous region adjacent a sidewall of the deep pixel isolation region. Moreover, the image sensor includes an electron suppression region between the amorphous region and the sidewall of the deep pixel isolation region.
In a solid-state imaging device, a photoelectric conversion unit, a transfer transistor, and at least a part of electric charge holding unit, among pixel constituent elements, are disposed on a first semiconductor substrate. An amplifying transistor, a signal processing circuit other than a reset transistor, and a plurality of common output lines, to which signals are read out from a plurality of pixels, are disposed on a second semiconductor substrate.
An image acquisition device includes an array of color filters and an array of microlenses over the array of color filters. At least one layer made from an inorganic dielectric material is formed between the array of color filters and the array of microlenses.
An integrated circuit includes a standard cell including a first active region extending in a first direction and having a first width, and a filler cell including a second active region of a same type as that of the first active region and being adjacent to the standard cell in the first direction, the second active region extending in the first direction and having a second width which is greater than the first width, wherein the standard cell further includes a first tapering portion of the same type as that of the first active region, the first tapering portion being arranged between the first active region and the second active region.
Apparatuses including semiconductor layout to mitigate local layout effects are disclosed. An example apparatus includes a plurality of standard cells each including an active region, an isolation region adjacent the active region, and a first gate structure disposed on the active region and the isolation region. The first gate structure includes a first gate portion disposed on the active region, and a first contact portion disposed on the isolation region. The apparatus further includes a second gate structure disposed on the active region and the isolation region. The second gate structure includes a second gate portion disposed on the active region, and a second contact portion disposed on the isolation region. In the apparatus, a distance between a first contact point and the first gate portion is substantially equal to a distance between a second contact point and the second gate portion.
A display apparatus, including a circuit substrate, a driving unit and a light-emitting unit is provided. The driving unit is disposed on the circuit substrate. The light-emitting unit is disposed on the circuit substrate. A thickness of the driving unit is substantially the same as a thickness of the light-emitting unit.
A light emitting device includes a substrate including first, second, third and fourth wiring portions on a top surface of a base member and arrayed in a first direction, and a connection wiring portion connecting the second and third wiring portions. The connection wiring portion includes first and second connection ends respectively connected with the second and third wiring portions, and a connection central portion connecting the first and second connection ends and having a maximum width in a second direction different from each of a maximum width of the first connection end and a maximum width of the second connection end. In the second direction, at least a part of the connection wiring portion has a width narrower than each of a maximum width of the second wiring portion and a maximum width of the third wiring portion.
A package structure and a method of forming the same are provided. The package structure includes a package substrate, a semiconductor chip disposed over the package substrate, and an integrated device located below and bonded to the lower surface of the semiconductor chip. The semiconductor chip has a lower surface facing the package substrate and is electrically connected to the package substrate through conductive structures. The integrated device is laterally surrounded by the conductive structures, and the integrated device and the conductive structures are located within boundaries of the semiconductor chip when viewed in a direction perpendicular to the lower surface of the semiconductor chip.
A die includes a substrate, a conductive pad, a connector and a protection layer. The conductive pad is disposed over the substrate. The connector is disposed on the conductive pad. The connector includes a seed layer and a conductive post. The protection layer laterally covers the connector. Topmost surfaces of the seed layer and the conductive post and a top surface of the protection layer are level with each other.
A semiconductor device includes a first stack of layers stacked on a substrate. The first stack of layers includes a source connection layer that is formed by replacing source sacrificial layers. The semiconductor device includes a channel structure that extends in the first stack of layers. The channel structure includes a channel layer that is in contact with the source connection layer in the first stack of layers. Further, the semiconductor device includes a shield structure formed in the first stack of layers. The shied structure encloses a stack of layers without the source connection layer.
The disclosure is directed to an electronic device with a lid to manage radiation feedback. The electronic device includes a lid having at least one sidewall and a top wall, as well as a semiconductor positioned within a cavity of the lid. In certain embodiments, the lid includes at least one dielectric material and at least one internal conductive layer at least partially embedded within the at least one dielectric material. In certain embodiments, the lid includes dielectric material, as well as an internal wall extending from the top wall and positioned between an input port and an output port of the semiconductor. Such configurations may suppress any undesirable feedback through the lid between the input port and the output port of the semiconductor.
A semiconductor device structure, along with methods of forming such, are described. The semiconductor device structure includes a device, a first dielectric material disposed over the device, and an opening is formed in the first dielectric material. The semiconductor device structure further includes a conductive structure disposed in the opening, and the conductive structure includes a first sidewall. The semiconductor device structure further includes a surrounding structure disposed in the opening, and the surrounding structure surrounds the first sidewall of the conductive structure. The surrounding structure includes a first spacer layer and a second spacer layer adjacent the first spacer layer. The first spacer layer is separated from the second spacer layer by an air gap.
A package structure is provided. The package structure includes a conductive structure having a first portion and a second portion, and the second portion is wider than the first portion. The package structure also includes a semiconductor chip laterally separated from the conductive structure. The package structure further includes a protective layer laterally surrounding the conductive structure and the semiconductor chip. The first portion of the conductive structure has a sidewall extending from the second portion to a surface of the protective layer. The protective layer laterally surrounds an entirety of the sidewall of the first portion.
A semiconductor package including: a first substrate; a first semiconductor device on the first substrate; a first mold layer covering the first semiconductor device; a second substrate on the first mold layer; a support solder ball interposed between the first substrate and the second substrate, and electrically disconnected from the first substrate or the second substrate, wherein the support solder ball includes a core and is disposed near a first sidewall of the first semiconductor device; and a substrate connection solder ball disposed between the first sidewall of the first semiconductor device and the support solder ball to electrically connect the first substrate to the second substrate, wherein a top surface of the first semiconductor device has a first height from a top surface of the first substrate, and the core has a second height which is equal to or greater than the first height.
Disclosed are semiconductor packages and their fabricating methods. The semiconductor package comprises a redistribution substrate, a semiconductor chip on a top surface of the redistribution substrate, and a solder terminal on a bottom surface of the redistribution substrate. The redistribution substrate includes an under-bump pattern in contact with the solder terminal, a dielectric layer on a sidewall of the under-bump pattern, an under-bump seed pattern between the dielectric layer and the sidewall of the under-bump pattern, and a redistribution pattern on the under-bump pattern. The under-bump pattern has central and edge regions. A first top surface at the edge region of the under-bump pattern is at a level higher than that of a second top surface at the central region of the under-bump pattern. An angle between the bottom surface and the sidewall of the under-bump pattern is in a range of 110° to 140°.
A semiconductor device includes: first and second semiconductor elements, each of which has first and second electrodes; a first lead mounting the first semiconductor element; a second lead mounting the second semiconductor element; a sealing resin covering the first and second semiconductor elements; a third lead disposed apart from the first and second leads in a y direction, exposed from the sealing resin, and electrically connected to the first electrode of the first semiconductor element; a fifth lead disposed apart from the first and second leads on the opposite side to the third lead, exposed from the sealing resin, and electrically connected to the second electrode of the first semiconductor element; and a sixth lead disposed apart from the first and second leads on the same side as the fifth lead, exposed from the sealing resin, and electrically connected to the second electrode of the second semiconductor element.
A semiconductor device has a first wiring extending in a first direction on a nitride semiconductor layer. A source electrode is electrically connected to the first wiring and extends in a second direction. A drain electrode extends in the second direction and includes a first and second portion extending in the second direction, spaced from each other in the first direction. An element isolation region is in the second nitride semiconductor layer between the first and second portions. A third portion extends in the second direction on the first and second portions. A gate electrode extends in the second direction on the second nitride semiconductor layer between the source electrode and the drain electrode. The portion includes holes therein aligned with each other along the second direction with the spacing between adjacent holes in the second direction increasing with increasing distance in the second direction from the first wiring.
An element module includes a cooler, a plurality of elements, and a conductive member. The cooler includes a first element disposition portion and a second element disposition portion which are provided on both sides in a predetermined direction. The plurality of elements are disposed in each of the first element disposition portion and the second element disposition portion. The conductive member is disposed in a space portion of the cooler. The space portion penetrates the cooler between the plurality of elements in each of the first element disposition portion and the second element disposition portion. The space portion allows the first element disposition portion and the second element disposition portion to communicate with each other. The conductive member is connected to the element of the first element disposition portion and the element of the second element disposition portion.
The present application discloses a method for fabricating a semiconductor device. The method includes providing a substrate, forming a first pad above the substrate, forming a first redistribution conductive layer on the first pad, and forming a first redistribution thermal release layer on the first redistribution conductive layer. The first redistribution conductive layer and the first redistribution thermal release layer together form a first redistribution structure and the first redistribution thermal release layer is configured to sustain a thermal resistance between about 0.04° C. cm2/Watt and about 0.25° C. cm2/Watt.
A semiconductor package includes a first semiconductor chip on a wiring structure, a plurality of internal terminals between the wiring structure and the first semiconductor chip; a high thermal conductivity layer is between the wiring structure and the first semiconductor chip; and an encapsulator on the high thermal conductivity layer and contacting the second semiconductor chip. Sidewalls of at least the wiring structure and the encapsulator are substantially coplanar.
The present disclosure relates to a device and a system for testing flatness. The device for testing flatness includes a base, a testing platform, and a ranging sensor. The testing platform is assembled on the base. The testing platform includes a supporting structure. The supporting structure is disposed on the side of the testing platform away from the base and is used to support a to-be-tested board. The structure matches the structure of the to-be-tested board. The ranging sensor is disposed on the side of the testing platform away from the base. After the to-be-tested board is placed on the testing platform, the ranging sensor is used to test distances between a number N of to-be-tested positions on the to-be-tested board and the ranging sensor, to obtain N pieces of distance information, and the N pieces of distance information are used to determine the flatness of the to-be-tested board, where N is an integer greater than 2. According to the embodiments of the present disclosure, the flatness of the glass substrate can be tested to improve the manufacturing process to reduce the flatness of the glass substrate, and avoid the problem that the glass substrate is easily broken when entering the subsequent process equipment and the process equipment is down.
Methods of fabricating semiconductor devices comprise forming first active patterns vertically spaced apart on a first active fin of a substrate and second active patterns vertically spaced apart on a second active fin of the substrate that has a first region on which the first active fin is formed and a second region on which the second active fin is formed, forming a first electrode layer on the first and second active fins and the first and second active patterns, forming a first mask pattern overlapping the first electrode layer on the first region, forming a second mask pattern overlapping the first electrode layer on the second region, and using the second mask pattern as an etching mask to etch the first mask pattern and the first electrode layer on the first region to form a first electrode pattern on the second region.
Apparatuses and methods to provide electronic devices having metal films are provided. Some embodiments of the disclosure utilize a metallic tungsten layer as a liner that is filled with a metal film comprising cobalt. The metallic tungsten layer has good adhesion to the cobalt leading to enhanced cobalt gap-fill performance.
An apparatus is provided which comprises: a substrate; one or more active devices adjacent to the substrate; a first set of one or more layers to interconnect the one or more active devices; a second set of one or more layers; and a layer adjacent to one of the layers of the first and second sets, wherein the layer is to bond the one of the layers of the first and second sets.
A method includes receiving a structure that includes a substrate including a first well region having a first dopant type and a second well region having a second dopant type that is opposite to the first dopant type; and fins extending above the substrate. The method further includes forming a patterned etch mask on the structure, wherein the patterned etch mask provides an opening that is directly above a first fin of the fins, wherein the first fin is directly above the first well region. The method further includes etching the structure through the patterned etch mask, wherein the etching removes the first fin and forms a recess in the substrate that spans from the first well region into the second well region; and forming a dielectric material between remaining portions of the fins and within the recess.
A pellicle removal tool including a stage that holds a photomask and an associated pellicle, two or more arms positioned around the stage and configured to engage pellicle side wells of the pellicle, and two or more actuators each configured to adjust at least a vertical position of a corresponding one of the two or more arms so as to apply a lifting force to the pellicle for removal of the pellicle from the photomask.
A substrate treating apparatus includes a carrier platform, a transport mechanism, and a controller. The carrier platform places a carrier thereon. The carrier includes a plurality of shelves arranged in an up-down direction. The shelves are each configured to place one substrate thereon in a horizontal posture. The transport mechanism is configured to transport a substrate to a carrier placed on the carrier platform. The controller controls the transport mechanism. The transport mechanism includes a hand and a hand driving unit. The hand supports a substrate. The hand driving unit moves the hand. The controller changes a height position of the hand when the hand is inserted between two of the shelves adjacent to each other in the up-down direction, depending on a shape of a substrate taken from or placed on one of the shelves by the transport mechanism.
The present invention provides a latching guide structure arranged inside a door of semiconductor carrier. The latching guide structure comprises an upper latching part, a lower latching part, at least one elastic unit and a driver. Moreover, a first guiding portion of the upper latching part is matched with a second guiding portion of the lower latching part, therefore to define the installation space for the at least one elastic unit. On the other hand, the driver simultaneously actuates an upper actuating unit of the first guiding portion and a lower actuating unit of the second guiding portion to linearly move in reverse direction therebetween. The range of the linear motion of the upper actuating unit and the lower actuating unit represents the compression or extension of the at least one elastic unit, determining to control the open/close status of the upper latching part and the lower latching part.
A method and apparatus for calibrating a temperature within a processing chamber are described. The method includes determining an etch rate of a layer within the processing chamber. The processing chamber is a deposition chamber configured for use during semiconductor manufacturing. The etch rate is utilized to determine a temperature within the processing chamber. The temperature within the processing chamber is then subsequently compared to a calibrated temperature to determine a temperature offset. The etch rate is determined using any one of a pyrometer, a reflectometer, a camera, or a mass sensor.
A set of features for a product is identified. It is determined that preventing an electrical connection at a ball-grid-array location on a ball-grid-array assembly of the product would result in the set of features. The ball-grid-array location is established as a target BGA location based on that determination. Suction is applied to a via at the target BGA location during reflow of the ball-grid-array assembly. With that application of suction, a solder ball at the target BGA location is drawn into the via.
In a method of manufacturing a multi-die semiconductor device, a metal leadframe includes a die pad and electrically-conductive leads arranged around the die pad. First and second semiconductor dice are arranged on the die pad. A laser-activatable material is disposed on the dice and leads, and a set of laser-activated lines is patterned, including a first subset coupling selected bonding pads of the dice to selected leads, a second subset coupling selected bonding pads amongst themselves, and a third subset coupling the lines in the second subset to at least one line in the first subset. A first metallic layer is deposited onto the laser-activated lines to provide first, second and third subsets of electrically-conductive lines. A second metallic layer is selectively deposited onto the first and second subsets by electroplating to provide first and second subsets of electrically-conductive tracks. The electrically-conductive lines in the third subset are selectively removed.
Apparatus and methods to process a substrate comprising a gas distribution assembly comprising a plasma process region with an array of individual plasma sources. A controller is connected to the array of individual plasma sources and the substrate support. The controller is configured monitor the position of the at least one substrate and provide or disable power to the individual plasma sources based on the position of the substrate relative to the individual plasma sources.
A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel having a tubular shape and provided with a coil installed at an outer circumference thereof; a cover installed at a first end of the reaction vessel; a gas introduction port installed at the cover; a first plate installed between the gas introduction port and an upper end of the coil; a second plate installed between the first plate and the upper end of the coil; a substrate processing chamber installed at a second end of the reaction vessel; and a gas exhaust part connected to the substrate processing chamber.
The disclosure relates to a method of determining an energy width of a charged particle beam, comprising the steps of providing a charged particle beam, directing said beam towards a specimen, and forming an energy-dispersed beam from a flux of charged particles transmitted through the specimen. As defined herein, the method comprises the steps of providing a slit element in a slit plane, and using said slit element for blocking a part of said energy-dispersed beam, as well as the step of modifying said energy-dispersed beam at the location of said slit plane in such a way that said energy dispersed beam is partially blocked at said slit element. The unblocked part of said energy-dispersed beam is imaged and an intensity gradient of said imaged energy-dispersed beam is determined, with which the energy width of the charged particle beam can be determined.
A switching system for switching an electrical device, comprising: a vacuum interrupter including a fixed electrode, and a mobile electrode, the mobile electrode configured to move between a closed position and an open position. The switching system further comprising an elastic return means configured to apply a driving force to the mobile electrode, and a retaining member for retaining the elastic return means, the retaining member configured to move from a retention configuration, in which the elastic return means is immobilized, into a movement configuration, in which the elastic return means is released. The switching system is configured so that the mobile electrode moves from the closed position to the open position under the action of the elastic return means when the retaining member leaves its retention configuration.
The electromagnetic relay includes a fixed terminal, a fixed contact connected to the fixed terminal, a movable contact piece moving in an opening direction and a closing direction with respect to the fixed terminal, a movable contact connected to the movable contact piece and being arranged to face the fixed contact, a coil generating an electromagnetic force to move the movable contact piece, and a drive circuit controlling a current to the coil. The drive circuit increases the current at a first increase rate in a first period that includes a period from a start time when the current starts to flow in the coil to before a contact time point at which the movable contact contacts the fixed contact. The drive circuit increases the current at a second increase rate larger than the first increase rate in the second period that includes a period after the contact time point.
An actuation device for actuating a circuit breaker, has a circuit arrangement and a plurality of resistor devices, wherein a plurality of first switching elements of the circuit arrangement are connected to a respectively assigned first voltage source and a respectively assigned resistor device and have a switching input that is connected to an actuation logic unit, wherein this actuation logic unit furthermore has a superordinate actuation input and a plurality of sensor inputs. A method for operating such an actuation device is also presented, wherein, during the switching-on or the switching-off process of the circuit breaker, the plurality of first switching elements are switched on in a clocked manner and therefore generate a target voltage profile at the control input of the circuit breaker.
A push switch contains a circuit substrate, two fixed contacts disposed on the circuit substrate, a dome-shaped spring which is disposed above the two fixed contacts and can be displaced between a first position in which the two fixed contacts are in a non-conductive state and a second position in which the two fixed contacts are in a conductive state and a conductive elastic member disposed on a surface of the dome-shaped spring facing the circuit substrate and having a surface facing the two fixed contacts. At least the surface of the conductive elastic member facing the two fixed contacts has conductivity. When the dome-shaped spring is displaced to the second position, the two fixed contacts are in the conductive state through the conductive elastic member.
The electronic component includes an element body 4 having plurality of side faces 5a to 5d along a circumference direction. The element body 4 includes insulation layers 16a to 16d covering the plurality of side faces 5a to 5d along the circumference direction in a continuous manner, and melting points of the insulation layers 16a to 16d are lower than melting points of dielectric layers 10 and 11 included in the element body 4. The main component of the insulation layer is glass.
A transformer comprising a primary winding and a secondary winding. The primary winding has N2 number turns and having a first terminal and a second terminal. The secondary winding has having N1 fractional portions, which together form a full turn, are in close proximity to the primary winding to establish coupling between the primary winding and the N1 fractional coil portions, the transformer turn ratio from the primary winding to the secondary winding is N2:(N3/N1) where N2 is an integer equal to or greater than 1, N1 is an integer greater than or equal to 2, and N3 is an integer greater than or equal to 1. Also disclosed is a stacked integrated transformer having a primary winding and secondary winding of which one or both have a waterfall structure and a portion of which functions as a ground connected shield between the secondary winding and the primary winding.
An inductor component comprising a main body part including a magnetic layer containing a resin and a metal magnetic powder contained in the resin; an inductor wiring disposed in the main body part; an external terminal exposed from the main body part; and a lead-out wiring electrically connecting the inductor wiring and the external terminal. Also, an outer surface of the external terminal includes a concave part.
A wire-wound coil component is an electronic component including a core main body, such as a molded body, containing a magnetic powder resin in which a resin serves as a binder, and an oxide film covering at least a portion of the surface, such as the lower surface, of the core main body. The electronic component further includes an external electrode including a base layer formed on the surface of the oxide film. The base layer is a metal layer having high affinity for oxygen.
A magnetic powder contains a soft magnetic material represented by the following composition formula, in which an average particle size is 2 μm or more and 10 μm or less, and at least a surface layer is nanocrystallized,
FeaCubNbcSidBe
where, a, b, c, d, and e each indicate atomic percentage, 71.0 at %≤a≤76.0 at %, 0.5 at %≤b≤1.5 at %, 2.0 at %≤c≤4.0 at %, 11.0 at %≤d≤16.0 at %, and 8.0 at %≤e≤13.0 at %.
Technologies are provided for determining an individual's likelihood of relapsing into prior behavior subsequent to a treatment for a mental health or addiction disorder, and in some instances predicting a likelihood time frame for such a relapse. Target subjects having a risk of addiction relapse, non-adherence to a treatment program, or absconding, may be automatically identified based on a multiplicative-regression model for relative survival (MRS) that is developed for predicting risk or likelihood of relapse or non-adherence. Further, in some embodiments, a leading indicator of near-term future abnormalities may be provided thereby proactively notifying supervisory personnel responsible for the person and providing such personnel with timely notice to enable effective corrective, preventive, or trend-modifying maneuvers to be undertaken.
A method is for determining a patient-adjusted breast compression in mammography. In an embodiment of the method, input data including individual, person-related data of a female patient, is determined. Furthermore, an adjusted individual compression point is determined by applying a function, trained by an algorithm based on machine learning, to the input data. The adjusted individual compression point is generated as the output data. Other embodiments include a method for providing a trained function; a breast compression determining device; a training device; and a mammography system.
A method for quantitative magnetic resonance imaging (MRI) includes [800] performing an MRI scan using a conventional pulse sequence to obtain a qualitative MR image; and [802] applying the qualitative MR image as input to a deep convolutional neural network (CNN) to produce a quantitative magnetic resonance (MR) relaxation parametric map. The qualitative MR image is the only image input to the deep neural network to produce the quantitative MR relaxation parametric map. The conventional pulse sequence may be a Spoiled Gradient Echo sequence, a Fast Spin Echo sequence, a Steady-State Free Precession sequence, or other sequence that is commonly used in current clinical practice.
A medical information management apparatus has processing circuitry configured to search medical information in a storage, when accepting a search request of the medical information including a key being an item of information regarding a patient and a value being contents of the key, and extract the medical information matching a search condition as condition-matched medical information; extract the key and the value from the condition-matched medical information, calculate a matching rate being a proportion of the value included in the condition-matched medical information to the entire medical information in the storage, and determine that the value is idiosyncratic information when the matching rate is equal to or less than a threshold set with respect to the key; and determine whether the key of the value determined to include the idiosyncratic information corresponds to an essential key which is essential in terms of a purpose of utilization.
A method of providing a user with an individualized health platform, includes collecting a user's health and care data, organizing the collected health and care data into a problem oriented health record, drafting health goals and a care plan for the user with the aid of a health coach, vetting the health goals and care plan using a data and analytics system to assure that the health goals and care plan are supported by peer reviewed health and clinical literature, producing individualized guidance options for addressing new acute or chronic issues, managing existing health issues, achieving the health goals, and adhering to the care plan based on the user's problem oriented health record, monitoring the user's achievements with respect to the user's health goals and adherence to the care plan, and providing additional guidance options based on the user's new health and care issues and the user's achievements and adherence.
A mixed-signal in-memory computing sub-cell only requires 9 transistors for 1-bit multiplication. A computing cell is constructed from a plurality of such sub-cells that share a common computing capacitor and a common transistor. A MAC array for performing MAC operations, includes a plurality of the computing cells each activating the sub-cells therein in a time-multiplexed manner. A differential version of the MAC array provides improved computation error tolerance and an in-memory mixed-signal computing module for digitalizing parallel analog outputs of the MAC array and for performing other tasks in the digital domain. An ADC block in the computing module makes full use of capacitors in the MAC array, allowing the computing module to have a reduced area and suffer from fewer computational errors.
A system on a chip includes a first subsystem comprising a first memory; a second subsystem comprising a second memory; and an always-on subsystem. The always-on subsystem can comprise processing circuitry configured to: in response to a first activation event, signal the first subsystem to initiate repair operations on the first memory, and in response to a second activation event occurring after the first event, signal the second subsystem to initiate repair operations on the second memory.
A semiconductor chip with error detection and correction includes multiple pipes and each pipe is coupled to one or more ports on the semiconductor chip. The semiconductor chip further includes a state machine coupled to the pipes to generate a number of events consisting of read- and/or scan-type events associated with a plurality of storage elements. The state machine is implemented in hardware and can centrally detect and correct erroneous memory entries across the plurality of storage elements.
Hardware monitors which can be used by a formal verification tool to exhaustively verify a hardware design for a memory unit. The hardware monitors include detection logic to monitor one or more control signals and/or data signals of an instantiation of the memory unit to detect symbolic writes and symbolic reads. In some examples a symbolic write is a write of symbolic data to a symbolic address; and in other examples a symbolic write is a write of any data to a symbolic address. A symbolic read is a read of the symbolic address. The hardware monitors also include assertion verification logic that verifies an assertion that read data corresponding to a symbolic reads matches write data associated with one or more symbolic writes preceding the read.
Methods, systems, and devices for word line capacitance balancing are described. A memory device may include a set of memory tiles, where one or more memory tiles may be located at a boundary of the set. Each boundary memory tile may have a word line coupled with a driver and a subarray of memory cells, and may also include a load balancing component (e.g., a capacitive component) coupled with the driver. In some examples, the load balancing component may be coupled with an output line of the driver (such as a word line) or an input of the driver (such as a line providing a source signal). The load balancing component may adapt a load output from the driver to the subarray of memory cells such that the load of the memory tile at the boundary may be similar to the load of other memory tiles not at the boundary.
A semiconductor memory apparatus including a memory cell array, a switch circuit, and a sensing circuit is provided. The memory cell array includes multiple memory cells. The switch circuit includes at least one switch. Each of the switch receives a control signal and is turned on or off under control of the control signal. When an erase verification is performed, the sensing circuit sequentially receives an erase verification current generated by each of the memory cells through the switch circuit to verify an erase state of the each of the memory cells.
An electronic device, and more particularly, a page buffer is provided. The page buffer includes a sensing node configured to sense a potential of a bit line coupled to a memory cell, a precharging circuit coupled to the sensing node and configured to precharge a potential of the sensing node to a first voltage during an evaluation operation on the memory cell, a discharging circuit coupled to the sensing node and configured to discharge the potential of the sensing node from the first voltage to a second voltage, and a latch circuit coupled to the discharging circuit and configured to store therein data sensed from the memory cell based on a result of comparing the potential of the sensing node with a reference voltage after the potential of the sensing node is discharged to the second voltage and a predetermined period elapses.
A nonvolatile memory device includes a memory cell array and a control unit. The memory cell array includes a plurality of memory regions coupled to a plurality of word lines. The plurality of memory regions include first and second memory regions coupled to upper and lower word lines, respectively. The control logic performs, after receiving first data and second data, a first program operation on the first memory region to store the first data and a second program operation on the second memory region to store the second data.
A memory device includes a memory array including a cell, and a controller coupled to the memory array. The controller is configured to control sequentially applying programming voltage pulses to the cell. A pulse width of each of the programming voltage pulses decreases as a pulse count of the programming voltage pulses increases.
According to one embodiment, a memory device includes a stacked structure including a plurality of conductive layers stacked to be apart from each other in a first direction, and a pillar structure including a resistance change portion extending in the first direction in the stacked structure, and a semiconductor portion which extends in the first direction in the stacked structure and which includes a first portion provided along the resistance change portion and a second portion extending from the first portion in at least one direction intersecting the first direction.
A memory device includes a memory array including a plurality of memory cells arranged in rows and columns. A closed loop bias generator is configured to output a column select signal to the memory array. A current limiter receives an output of the closed loop bias generator. The current limiter is coupled to a plurality of the columns of the memory array.
A memory device includes a phase change memory (PCM) cell connected between a bit line and a word line. An X-decoder provides a word line voltage to the word line during a reset operation, and a Y-decoder provides a bit line voltage to the bit line during the reset operation. A voltage bias circuit generates the word line voltage and the bit line voltage based on a first bias during a first period of the reset operation, the word line voltage and the bit line voltage based on a second bias greater than the first bias during a second period of the reset operation, and the word line voltage and the bit line voltage based on a third bias smaller than the first and second biases during a third period of the reset operation.
A novel semiconductor device is provided. The semiconductor device includes a driver circuit including a plurality of transistors using a silicon substrate for channels, and a first transistor layer and a second transistor layer including a plurality of transistors using a metal oxide for channels. The first transistor layer and the second transistor layer are provided over the silicon substrate layer. The first transistor layer includes a first memory cell including a first transistor and a first capacitor. The first transistor is electrically connected to a first local bit line. The second transistor layer includes a second transistor whose gate is electrically connected to the first local bit line and a first correction circuit electrically connected to the second transistor. The first correction circuit is electrically connected to a first global bit line. The first correction circuit has a function of holding a voltage corresponding to a threshold voltage of the second transistor in the gate of the second transistor.
The present disclosure relates to methods of manufacturing at least a portion of a magnetic layer of a magnetic recording disk. The methods include forming a plurality of sacrificial, discrete structures via imprint lithography. The sacrificial, discrete structures are used to form a plurality of three-dimensional segregant structures in a magnetic layer of the magnetic recording disk. The present disclosure also relates to corresponding magnetic recording disks.
The embodiments of this application disclose an audio processing method and apparatus, an electronic device, and a storage medium. In the embodiments of this application, a current playback environment of audio may be obtained; audio recognition may be performed on ambient sound of the current playback environment in a case that the current playback environment is in a foreground state; foreground sound in the ambient sound may be determined according to an audio recognition result; the foreground sound in the ambient sound may be classified to determine a type of the foreground sound; and audio mixing may be performed on the foreground sound and the audio to obtain mixed playback sound based on the type of the foreground sound.
Many portable playback devices cannot decode and playback encoded audio content having wide bandwidth and wide dynamic range with consistent loudness and intelligibility unless the encoded audio content has been prepared specially for these devices. This problem can be overcome by including with the encoded content some metadata that specifies a suitable dynamic range compression profile by either absolute values or differential values relative to another known compression profile. A playback device may also adaptively apply gain and limiting to the playback audio. Implementations in encoders, in transcoders and in decoders are disclosed.
A system includes an interactive voice recognition (IVR) module arranged to perform a speech conversation with a first user and receive a first user identifier, where the speech conversation has an interaction context based on a subject matter of the speech conversation. The system includes a datastore arranged to store a group of active words associated with the interaction context and store first user voiceprints derived from pre-captured audio of the first user, where each active word is selected based on one or more selection criterion derived from conversations of a population of users. An automated speech recognition (ASR) module is arranged to perform speech recognition of the first user audio provided during the speech conversation. A voice biometric (VB) module is arranged to generate captured voiceprints and determine a similarity score based on comparisons of captured voiceprints with first user voiceprints.
Remote automated assistant component(s) generate client device notification(s) based on a received IoT state change notification that indicates a change in at least one state associated with at least one IoT device. The generated client device notification(s) can each indicate the change in state associated with the at least one IoT device, and can optionally indicate the at least one IoT device. Further, the remote automated assistant component(s) can identify candidate assistant client devices that are associated with the at least one IoT device, and determine whether each of the one or more of the candidate assistant client device(s) should render a corresponding client device notification. The remote automated assistant component(s) can then transmit a corresponding command to each of the assistant client device(s) it determines should render a corresponding client device notification, where each transmitted command causes the corresponding assistant client device to render the corresponding client device notification.
The present disclosure describes systems and methods for extensible search, content, and dialog management. Embodiments of the present disclosure provide a dialog system with a trained intent recognition model (e.g., a deep learning model) to receive and understand a natural language query from a user. In cases where intent is not identified for a received query, the dialog system generates one or more candidate responses that may be refined (e.g., using human-in-the-loop curation) to generate a response. The intent recognition model may be updated (e.g., retrained) the accordingly. Upon receiving a subsequent query with similar intent, the dialog system may identify the intent using the updated intent recognition model.
A messaging system performs trend analysis on content produced by users of the messaging system. The messaging system is configured to extract modifications from content items received from client devices associated with users where the content items are modified using the modifications that comprises a text caption or a media overlay. The messaging system is further configured to determine one or more words from the content items and the extracted modifications and determine a frequency of the one or more words in the content items and the extracted modifications. The messaging system is further configured to determine whether the one or more words is a trend based on the frequency and an aggregate frequency. The messaging system is further configured to in response to the one or more words being determined as the trend, generating trend content associated with the one or more words, the trend content being a text, an image, or an augmentation content.
A speech processing method, performed by an electronic device, includes determining a first speech feature and a first text bottleneck feature based on to-be-processed speech information, determining a first combined feature vector based on the first speech feature and the first text bottleneck feature, inputting the first combined feature vector to a trained unidirectional long short-term memory (LSTM) model, performing speech processing on the first combined feature vector to obtain speech information after noise reduction, and transmitting the obtained speech information after noise reduction to another electronic device for playing.
An active noise control system selects one reference sensor providing a reference signal with the largest coherence to a noise signal, among a plurality of available reference sensors, as a first entry of a reference sensor set. After selecting the first entry, the active noise control system repeats a process in which a sensor capable of providing the largest information quantity to a current reference sensor set among remaining sensors is selected as a new entry of a reference sensor set, until a desired number of sensors is reached or a desired control level is reached. When the reference sensor set is determined, the active noise control system utilizes the entries of the reference sensor set to generates a noise control signal suitable for canceling the noise signal.
In general terms the present disclosure proposes a computer-implemented method for editing a digital musical score. The computer-implemented method comprises receiving, by at least one processor, the digital musical score that is to be edited, wherein the digital musical score includes musical notations associated with at least one musical instrument in vertical alignment. Moreover, the computer-implemented method comprises receiving a first input indicative of one of: creation of a new section in the digital musical score, selection of a previously-created section in the digital musical score, via an interactive user interface rendered on a user device associated with a user. Furthermore, the computer-implemented method comprises receiving a second input indicative of an edit required in the new section or in the previously-created section, via the interactive user interface and modifying, using the at least one processor, the digital musical score for implementing the edit in the new section or in the previously-created section.
Provided in embodiments of the present disclosure are an image display method and apparatus, a computer readable storage medium, and an electronic apparatus. The image display method is applied to a terminal, and the method includes: separating a target image into a plurality of image layers, wherein the plurality of image layers at least includes a first image layer and a second image layer; adjusting an image layer parameter of at least one of the first image layer and the second image layer according to a relative relationship between the first image layer and the second image layer; and displaying the target image according to at least one of the first image layer and the second image layer of which the image layer parameter is adjusted.
A display device includes a display panel and a drive controller. The drive controller classifies an input image signal into a first image signal and a second image signal. The drive controller generates a data histogram by classifying the second image signal based on a plurality of gray levels and selects a first algorithm or a second algorithm based on a number of second image signals included in a part of the plurality of gray levels of the data histogram. The second algorithm calculates a second result value based on a first result value obtained based on the second image signal and a preset kernel matrix, and the drive controller outputs a first data signal corresponding to the second pixel unit in the second display region based on the second result value when the second algorithm is selected.
A shift register includes: an input circuit configured to transmit an input signal received at an input signal terminal to a first node under control of a first clock signal transmitted by a first clock signal terminal; an output circuit configured to transmit a second clock signal received at a second clock signal terminal to an output signal terminal under control of a voltage of the first node; a first control circuit configured to, according to one of the second clock signal and a first voltage signal transmitted by a first voltage signal terminal, control a voltage of a second node under control of the voltage of the first node and the second clock signal; and a holding circuit configured to transmit the first voltage signal to the output signal terminal under control of the voltage of the second node.
A pixel driving circuit includes: a switching transistor, an energy storage capacitor, and a driving transistor. The data voltage is charged to the energy storage capacitor when the switching transistor is conducted. When the switching transistor is switched off, the energy storage capacitor discharges to the driving transistor, allowing the driving transistor to output a driving current to the light-emitting unit to drive the light-emitting unit to emit light. The control module is connected in series with the driving transistor. In a process of the driving transistor outputting the driving current to the light-emitting unit, the control module detects a value of the driving current and is disconnected when the value of the driving current exceeds a preset current range.
A pixel circuit includes a first driving transistor including a gate electrode connected to a first node, a first electrode to receive a first power voltage, and a second electrode connected to a second node, a second driving transistor including a gate electrode and a second electrode connected to the second node, a first electrode to receive the first power voltage, and a back gate electrode connected to the first node, a write transistor including a first electrode to receive a data voltage and a second electrode connected to the first node, an initialization transistor including a gate electrode to receive an initialization gate signal, a first electrode to receive an initialization voltage, and a second electrode connected to the second node, a storage capacitor connected to the first and second nodes, and a light emitting element connected to the second node and configured to receive a second power voltage.
The invention relates to a deformable display, more in particular a flexible, stretchable, and transparent deformable display based on light-emitting elements such as for example light-emitting diodes (LEDs). The invention also relates to the use and applications of such deformable display, including systems and methods making use of such deformable display. In addition the invention relates to a flexible, stretchable and transparent display being deformable in real-time while maintaining deformability.
A driving circuit includes a first transistor, a capacitor, a second transistor, and a driving transistor. The first transistor is configured to provide a data signal according to a first scan signal. The capacitor is coupled to the first transistor, and the capacitor includes a first terminal and a second terminal. The second transistor is coupled to the first transistor, and the second transistor is configured to provide a start signal according to the data signal. The driving transistor is coupled to the second transistor, and the driving transistor is configured to output a driving signal according to the start signal.
The present disclosure relates to a data driving device, a data processing device, and a system for driving a display device and, more particularly, it relates to a data driving device, a data processing device, and a system for smoothly performing a low-speed communication through a communication line including an alternating current coupling capacitor.
An electronic apparatus and a method for controlling thereof are provided. The method includes acquiring a first Light field (LF) image of different viewpoints, inputting the first LF image to a first artificial intelligence model to acquire a pixel shift value for converting pixels in the first LF image, converting the pixels in the first LF image according to the pixel shift value to acquire a second LF image, inputting the first LF image and the second LF image to a second artificial intelligence model for converting the LF image to a layer image to acquire the layer image, inputting the acquired layer image to a simulation model for restoring the LF image to acquire a third LF image, and learning the first artificial intelligence model and the second artificial intelligence model based on the second LF image and the third LF image.
An image generation apparatus generates an image whose background region on which a virtual object appearing in the real space is not superimposed is drawn in a background color having a predetermined luminance so as to make a region of a shadow of the virtual object look relatively dark. A rendering section renders the shadow of the virtual object appearing in a mesh structure in the real space by rendering not only the virtual object but also the mesh structure in the real space. A pixel value conversion section heightens colors of all pixels such that the background region uniformly takes on a background color having a predetermined luminance. A shadow/background processing section identifies the region of the shadow of the virtual object, sets the background region other than the shadow to the background color, and sets the shadow region to a color whose luminance is equal to or lower than that of the background color.
The display method includes the steps of receiving input of first information representing an amount of an dilation process or a erosion process on a first mask image including a mask region, generating a second mask image by performing the dilation process or the erosion process corresponding to the first information based on an edge of the mask region on the first mask image, and displaying a projecting image obtained by superimposing the second mask image on an input image.
An emergency response barrier is shown and described, the barrier having a cab and engine for propelling the barrier; a frame with reinforcing bracing; two axles coupled to the frame with wheels attached thereto; wherein the frame is covered with a substantially planar skin that extends along the right and left sides of the frame, from a top of the frame down to a lower edge and covers a majority of the wheels on each side of the barrier; an impact attenuator coupling on the frame, having a vertical pin received in a bore disposed on an impact attenuator, and configured for rotation about the vertical axis of the pin; and a hydraulic cylinder connected between the frame and the impact attenuator, wherein retraction and extension of the hydraulic cylinder moves the impact attenuator through an arc of rotation about the vertical pin.
An electronic sign assembly includes a display panel that is mountable to an exterior wall of a house and a solar panel is hingedly coupled to the display panel. A display is mounted to the display panel such that the display is visible to an individual approaching the house. The display displays indicia comprising the street address of the house to facilitate the individual to identify the address of the house. A communication unit is integrated into the display panel and the communication unit is in remote communication with a wireless communication network thereby facilitating the communication unit to communicate with a personal electronic device of a delivery driver. The communication unit actuates the display to display the indicia when the personal electronic device moves within a pre-determined delivery distance of the house.
A method is provided for detecting and avoiding conflict along a current route of a robot. The method includes accessing or determining trajectories of the robot and a nearby moving object forward in time from their respective current positions, and detecting a conflict from a comparison of the trajectories. The method includes selecting a maneuver to avoid the conflict, and outputting an indication of the maneuver for use in at least one of guidance, navigation or control of the robot to avoid the conflict. Selection of the maneuver includes determining a plurality of angles that describe the conflict such as those at which the robot and moving object observe one another, and/or an angle between their trajectories, and evaluating the plurality of angles to select the maneuver.
An image generating apparatus generates an image to be displayed on a display and includes at least one memory and a control circuit. The control circuit acquires a plurality of camera images captured by a plurality of cameras installed in a vehicle, calculates a distance between one of the cameras and a target to be projected in in the camera images, detects a position of a light-transmissive object or a reflective object in the camera images, and generates an image from a point of view that is different from points of view of the plurality of camera images by using the plurality of camera images and the distance, the generated image including a predetermined image that is displayed at the position of the light-transmissive object or the reflective object.
An information processing device includes a controller configured to control display of a crosswalk on a road on which a vehicle travels. The controller outputs information to be displayed on a display device such that a driver of the vehicle visually recognizes advance notification information that makes advance notification of the display of the crosswalk.
A method of controlling a traffic system having a plurality of intersections with switchable traffic lights and road sections located between the intersections includes detecting traffic loads of multiple relevant road sections, determining a local stress function for each relevant road section depending on the detected traffic load of the respective relevant road section, determining a global stress function for the entire traffic system based on the local stress functions, determining, using a quantum concept processor, improved switching times for the traffic lights of the intersections adjacent to the relevant road sections, wherein the improved switching times are determined such that the global stress function reaches a smallest detectable value, and switching the traffic lights according to a switching model based on the improved switching times.
An information processing device includes a control unit that controls display of a crosswalk on a road on which a vehicle travels. The control unit outputs information for displaying the crosswalk in a range that is determined based on a state of a pedestrian crossing the road.
Methods and apparatus are described for automatically disarming a security system. For example, a method for automatically disarming a security system is described, comprising determining, by a personal communication device, when a person is in proximity to the person's home or business and, in response to determining that the person is in proximity to the person's home or business, transmitting a disarm command by the personal communication device to a security controller for the security controller to disarm the security system.
A medical system includes a medical device configured to provide device-related data for evaluating the reasons for an alarm in order to trigger appropriate countermeasures. The medical device includes a set of sensors, a display, and a processor. The processor is configured to generate an alarm message in response to the alarm signal provided by the set of sensors, detect a set of machine parameters in response to generating the alarm message, generate or obtain an encoded data package representing the set of detected machine parameters in a compressed format, and generate a mixed-type alarm convolute based on the alarm signal provided by the set of sensors. The alarm convolute comprises the alarm message in a readable format and the encoded data package, and the processor is configured to issue the alarm convolute on the display.
A system for detecting impacts includes a housing configured to be worn by a user. An accelerometer is connected with the housing. The accelerometer is configured to detect an acceleration indicative of an impact experienced by the user. An inaudible tone chip is positioned about the housing. The inaudible tone chip is configured to transmit ultrasonic tones including data of the impact to a remote device. A remote device includes a receiver. The receiver is configured to receive the ultrasonic tones transmitted by the inaudible tone chip.
The present disclosure relates to a system and method for predicting and detecting the outbreak of a fire. In particular, the present disclosure includes a management server configured to store and output data, a state detection unit disposed in a given space (hereinafter referred to as a “detection space”) becoming a target of detection and configured to transmit, to the management server, a detected value of a normal state or an abnormal state within the detection space, a detection space photographing unit configured to transmit, to the management server, a first screen obtained by photographing the detection space in the normal state in which a detected value detected by the state detection unit is less than a set value and a second screen obtained by photographing the detection space in the abnormal state in which a detected value detected by the state detection unit is the set value or more, an abnormal state determination unit configured to determine a dangerous situation when a detected value transmitted by the state detection unit is the set value or more and to transmit, to a management terminal, thermal image data measured through the second screen, and the manager terminal configured to communicate with the management server. Accordingly, the present disclosure provides an advantage in that a manager can predict and identify a fire outbreak danger point in advance.
A game provided to users of a game space may include a task to be performed by the users. A plurality of virtual chance items may be composed. Individual ones of the virtual chance items may be configured to be activated by the users in the game space to obtain virtual awards in the game space. The virtual awards may include one or more primary awards and one or more secondary awards. Composing the virtual chance items may include determining probabilities that the individual virtual chance items will provide a primary award and/or a secondary award upon activation. The virtual chance items may be distributed to the users that complete the task responsive to these users completing the task. The virtual awards may be provided to the users in accordance with the probabilities assigned to the virtual chance items in response to the users activating the virtual chance items.
The present disclosure relates generally to a system that utilizes an application running on a mobile device to notify a user of the state of an electronic gaming machine in wireless communication with the mobile device.
Embodiments described herein relate to systems, methods and devices for monitoring table activities at gaming tables in casinos and other gaming establishments. For example, embodiments described herein relate to systems, methods and devices for monitoring card game activities at gaming tables and transfers of chips between one or more players and a dealer. Embodiments described herein may include devices and systems particularly configured to monitor table activities that include betting activities and the transfer of chips (e.g. between a player and a dealer, or between a first player and a second player) at gaming tables to determine bet data including a number of chips in a betting area of the gaming table, a total value of chips in the betting area, the number of chips in a chip tray, a total value of chips in the chip tray, and so on.
A method for operating an access control device having a processor, a memory, and an internet connection comprises receiving a credential from a user; checking, by comparing the credential to matching credential information that would indicate the user is authorized to enter stored in the memory of the access control device, if no matching credential information that indicates the user is authorized is found in the memory of the access control device, then checking, at a remote cloud server, a list of buffered credential information for the matching credential information that indicates the user is authorized, and if the matching credential information that indicates the user is authorized is found, sending an unlock signal from the remote cloud server to the access control device.
A biometric information authentication device includes a control unit, wherein, when a first biometric authentication is successfully completed based on biometric information acquired from an operator and registered biometric information preliminarily registered by a registered person and an operation for registering new registered biological information is subsequently performed, the control unit permits registration upon a successful second biometric authentication based on biometric information acquired again and the registered biometric information preliminarily registered by the registered person.
A face recognition system, a face recognition method, and a storage medium that can perform face matching smoothly in a short time are provided. The face recognition system includes: a face detection unit that detects a face image from an image including an authentication subject as a detected face image; a storage unit stores identification information identifying the authentication subject and a registered face image of the authentication subject in association with each other; and a face matching unit that, in response to acquisition of the identification information identifying the authentication subject, matches, against the registered face image corresponding to the acquired identification information, the detected face image detected by the face detection unit from an image captured before the acquisition.
A display substrate and a display apparatus are provided. The display substrate includes: a base substrate; a plurality of sub-pixels arranged on the base substrate, wherein the sub-pixels each include a sub-pixel driving circuit; a plurality of fingerprint recognition structures arranged on the base substrate, wherein the fingerprint recognition structures each include a control circuit and a fingerprint recognition electrode, the fingerprint recognition electrode is located on a side of the control circuit facing away from the base substrate, the control circuit is coupled to the fingerprint recognition electrode, and the control circuit is used for outputting a sensing signal from the fingerprint recognition electrode; wherein the control circuit and the sub-pixel driving circuit are arranged in a direction parallel to the base substrate.
The present disclosure relates to a method and apparatus for automatic detection of anatomical sites from tomographic images. The method includes: receiving 3D images obtained by a CT or an MRI system, transforming the images to the DICOM standard patient-based coordinate system, pre-processing the images to have normalized intensity values based on their modality, performing body segmentation, cropping the images to remove excess areas outside the body, and detecting different anatomical sites including head and neck, thorax, abdomen, male pelvis and female pelvis, wherein the step of detecting different anatomical sites comprises: performing slice-level analyses on 2D axial slices to detect the head and neck region using dimensional measurement thresholds based on human anatomy, calculating lung ratios on axial slices to find if lungs are present, determining whether 3D images with lungs present span over the thoracic region, abdomen region, or both, conducting 2D connectivity analyses on axial slices to detect the pelvis region if two separate leg regions are found and differentiating detected pelvis regions as either male pelvis or female pelvis regions based on human anatomy.
A system can use semantic images, lidar images, and/or 3D bounding boxes to determine mobility parameters for objects in the semantic image. In some cases, the system can generate virtual points for an object in a semantic image and associate the virtual points with lidar points to form denser point clouds for the object. The denser point clouds can be used to estimate the mobility parameters for the object. In certain cases, the system can use semantic images, lidar images, and/or 3D bounding boxes to determine an object sequence for an object. The object sequence can indicate a location of the particular object at different times. The system can use the object sequence to estimate the mobility parameters for the object.
Embodiments herein provide various systems and methods for automated classification of vehicle reads to build vehicle identification profile and for automated vehicle identification using content extracted from an image frame of a vehicle to identify a most probable vehicle identification profile. An example method comprises capturing, by a camera, a read comprising an image frame including a portion of a vehicle; identifying at least one of a license plate number and a descriptor of the vehicle using image processing on the read; determining a probability value that the read includes the vehicle based on the identified at least one of the license plate number and the descriptor; when the probability value exceeds a threshold value, identifying a vehicle identification profile in a database using the identified at least one of the license plate number and the descriptor; and updating the vehicle identification profile to include the captured read.
An identity of a customer within an establishment is authenticated using a variety of captured biometric features obtained from sensors and/or video. Video capturing movements/interactions of the customer is analyzed in real time to identify the customer's behavior and actions. Any staff of the establishment who interact with the customer are identified from the video. Transaction data and other data retained for the customer by the establishment are aggregated and linked with the video and the customer identity. The linked data is analyzed in combination with the customer behavior and actions to determine responses within the establishment to customer-initiated transactions. In an embodiment, the customer is authorized to perform at least one transaction within the establishment based on the authenticated identity and linked data without a presentation by the customer of an identification card, a Personal Identification Number (PIN), a password and/or verification by a staff member.
An electronic apparatus operated by a sales clerk includes a display, a camera configured to capture an image of a code displayed on a screen of a portable registration apparatus operated by a customer in a store, the code corresponding to one or more commodities to be purchased and check data indicating whether each of said one or more commodities needs to be checked by the sales clerk before being checked out, and a processor configured to, when the image of the code is captured by the camera, acquire information indicating said one or more commodities to be purchased and the check data using the code, and control the display to display a screen showing one or more commodities that need to be checked by the sales clerk based on the acquired information.